Self-Care Management for Hypertension in Southeast Asia: A Scoping Review

References

• World Health Organization. Hypertension; 2021. Available from: https://www.who.int/health-topics/hypertension#tab=tab_1. Accessed August 30, 2022.
   Google Scholar
• American College of Cardiology. New ACC/AHA high blood pressure guidelines lower definition of hypertension. ACC News Story; 2017.
   Google Scholar
• Olsen MH, Angell SY, Asma S, et al. A call to action and a lifecourse strategy to address the global burden of raised blood pressure on current and future generations: the Lancet Commission on hypertension. Lancet. 2016;388:10060. doi:10.1016/S0140-6736(16)31134-5
   Web of Science ®Google Scholar
• Irwan AM, Kato M, Kitaoka K, Ueno E, Tsujiguchi H, Shogenji M. Development of the salt-reduction and efficacy-maintenance program in Indonesia. Nurs Health Sci. 2016;18(4):519–532. doi:10.1111/nhs.12305
   PubMed Web of Science ®Google Scholar
• James PA, Oparil S, Carter BL, et al. 2014 Evidence-based guideline for the management of high blood pressure in adults: report from the panel members appointed to the Eighth Joint National Committee (JNC 8). J Am Med Assoc. 2014;311(5):507–520. doi:10.1001/jama.2013.284427
   PubMed Web of Science ®Google Scholar
• Weber MA, Schiffrin EL, White WB, et al. Clinical Practice Guidelines for the Management of Hypertension in the Community: a Statement by the American Society of Hypertension and the International Society of Hypertension Clinical Practice Guidelines for the Management of Hypertension in the Community: a Statement by the American Society of Hypertension and the International Society of Hypertension. J Clin Hypertens. 2014;16(1). doi:10.1111/jch.12237
   Web of Science ®Google Scholar
• Li R, Liang N, Bu F, Hesketh T. The effectiveness of self-management of hypertension in adults using mobile health: systematic review and meta-analysis. JMIR Mhealth Uhealth. 2020;8(3):e17776. doi:10.2196/17776
   PubMed Web of Science ®Google Scholar
• Ma Y, Cheng HY, Cheng L, Sit JWH. The effectiveness of electronic health interventions on blood pressure control, self-care behavioural outcomes and psychosocial well-being in patients with hypertension: a systematic review and meta-analysis. Int J Nurs Stud. 2019;92. doi:10.1016/j.ijnurstu.2018.11.007
   Web of Science ®Google Scholar
• Kitt J, Fox R, Tucker KL, McManus RJ. New approaches in hypertension management: a review of current and developing technologies and their potential impact on hypertension care. Curr Hypertens Rep. 2019;21(6). doi:10.1007/s11906-019-0949-4
   PubMed Web of Science ®Google Scholar
• Noncommunicable diseases country profiles 2018. Geneva: World Health Organization; 2018. Licence: CC BY-NC-SA 3.0 IGO.
   Google Scholar
• Nawi AM, Mohammad Z, Jetly K, et al. The prevalence and risk factors of hypertension among the urban population in southeast Asian countries: a systematic review and meta-analysis. Int J Hypertens. 2021;2021. doi:10.1155/2021/6657003
   Web of Science ®Google Scholar
• Arksey H, O’Malley L. Scoping studies: towards a methodological framework. Int J Soc Res Methodol. 2005;8(1):19–32. doi:10.1080/1364557032000119616
   Google Scholar
• Tricco AC, Lillie E, Zarin W, et al. PRISMA extension for scoping reviews (PRISMA-ScR): checklist and explanation. Ann Intern Med. 2018;169(7):467–473. doi:10.7326/M18-0850
   PubMed Web of Science ®Google Scholar
• NIH. The Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure; 2003.
   Google Scholar
• Niriayo YL, Ibrahim S, Kassa TD, et al. Practice and predictors of self-care behaviors among ambulatory patients with hypertension in Ethiopia. PLoS One. 2018;14(6). doi:10.1371/journal.pone.0218947
   Web of Science ®Google Scholar
• Motlagh SFZ, Chaman R, Sadeghi E, Ali Eslami A. Self-care behaviors and related factors in hypertensive patients. Iran Red Crescent Med J. 2016;18(6). doi:10.5812/ircmj.35805
   PubMed Web of Science ®Google Scholar
• Joanna Briggs Institute. JBI Manual for Evidence Synthesis. JBI; 2020.
   Google Scholar
• Ouzzani M, Hammady H, Fedorowicz Z, Elmagarmid A. Rayyan-a web and mobile app for systematic reviews. Syst Rev. 2016;5(1). doi:10.1186/s13643-016-0384-4
   PubMedGoogle Scholar
• Braun V, Clarke V. Thematic analysis. In: APA Handbook of Research Methods in Psychology, Vol 2: Research Designs: Quantitative, Qualitative, Neuropsychological, and Biological. 2012. doi:10.1037/13620-004
   Google Scholar
• Sulastri D, Elmatris, Ramadhani R. Hubungan obesitas dengan kejadian hipertensi pada masyarakat etnik Minangkabau di kota Padang [The relationship between obesity and  hypertension incidence among Minangkabau Ethnic in Padang city]. Majalah Kedokteran Andalas. 2012;36(2):188–201. doi:10.22338/mka.v36.i2.p188-201.2012
   Google Scholar
• Herwati SW. Terkontrolnya tekanan darah penderita hipertensi berdasarkan pola diet dan kebiasaan olahraga di Padang tahun 2011 [Controlled blood pressure among hypertensive patients based on diet pattern and physical exercise habit in Padang 2011]. J Kesehatan Masyarakat. 2013;8(1):45.
   Google Scholar
• Santoso NK, Thongpat S, Wattanakul B. Predictors of physical activity in older people with hypertension, Bantul, Indonesia. J Health Res. 2015;29. DOI:10.14456/jhr.2015.43.
   Google Scholar
• Adriaansz PN, Rottie J, Lolong J, Studi P, Keperawatan I, Kedokteran F. Hubungan konsumsi makanan dengan kejadian hipertensi pada lansia di puskesmas ranomuut Kota Manado [The relationship between meal consumption and hypertension incidence among older people at ranomuut public health centre Manado city]. J Keperawat. 2016;4(1).
   Google Scholar
• Nurdiantami Y, Watanabe K, Tanaka E, Pradono J, Anme T. Association of general and central obesity with hypertension. Clin Nutr. 2018;37(4):1259–1263. doi:10.1016/j.clnu.2017.05.012
   PubMed Web of Science ®Google Scholar
• Diana R, Nurdin NM, Anwar F, Riyadi H, Khomsan A. risk factors of hypertension among adult in rural indonesia. J Gizi Dan Pangan. 2018;13(3):111–116. doi:10.25182/jgp.2018.13.3.111-116
   Web of Science ®Google Scholar
• Rahmawati R, Bajorek B. The use of traditional medicines to lower blood pressure. Australas Med J. 2018;11(3). doi:10.21767/amj.2018.3269
   Web of Science ®Google Scholar
• Rahmawati R, Bajorek B. Factors affecting self-reported medication adherence and hypertension knowledge: a cross-sectional study in rural villages, Yogyakarta Province, Indonesia. Chronic Illn. 2018;14(3):212–227. doi:10.1177/1742395317739092
   PubMed Web of Science ®Google Scholar
• Rahmawati R, Bajorek BV. Access to medicines for hypertension: a survey in rural Yogyakarta province, Indonesia. Rural Remote Health. 2018;18(3). doi:10.22605/RRH4393
   PubMed Web of Science ®Google Scholar
• Pertiwi GAR, Aryawangsa AAN, Prabawa IPY, et al. Factors associated with visit-to-visit variability of blood pressure in hypertensive patients at a Primary Health Care Service, Tabanan, Bali, Indonesia. Fam Med Commun Health. 2018;6(4):191–199. doi:10.15212/FMCH.2018.0124
   Web of Science ®Google Scholar
• Noventi I, Kartini Y. The relationship of healthy lifestyle index (HLI) to the occurrence of hypertension in mountains, coastal and urban communities. J Keperawat. 2019;8(2):140–152. doi:10.36720/nhjk.v8i2.119
   Google Scholar
• Simanullang P. Hubungan Gaya hidup dengan kejadian hipertensi pada lansia di Puskesmas Darussalam Medan [The relationship between lifestyle and hypertension incidence among older people at Darussalam Public Health Centre Medan]. J Darma Agung. 2018;XXVI(1):522–532.
   Google Scholar
• Lestari P, Suastika L, Widyadharma I. Relationship between medication adherence and hypertension status in public health center. Int J Med Rev Case Rep. 2019;1. DOI:10.5455/ijmrcr.medicationadherenceandhypertension-status-public-health-center.
   Google Scholar
• Priscilia I, Sartika RAD. Effect of sleep duration on physical activity among hypertensive patients in Bogor, Indonesia. Indian J Public Health Res Dev. 2019;10(12):1740–1744. doi:10.37506/v10/i12/2019/ijphrd/192115
   Google Scholar
• Islami DR, Tanziha I, Martianto D, Rachman PH. DASH diet quality and status of mental emotional disorder among hypertensive women in rural area. J Gizi Dan Pangan. 2019;14(3):127–134. doi:10.25182/jgp.2019.14.3.127-134
   Web of Science ®Google Scholar
• Pangastuti HS, Perdana M, Wati DA, Ihsanda H, Melati T, Latifah R. The difference of sodium intake, physical activities and psychological problems of patients suffering from hypertension in rural and urban area. J INJEC. 2018;3(1):71–78. doi:10.24990/injec.v3i1.196
   Google Scholar
• Ridha A, Hanim D, Suminah S. Relationship between intake of fruits and vegetables toward hypertension among elderly in Yogyakarta. Bali Med J. 2019;8(3). doi:10.15562/bmj.v8i3.1483
   Google Scholar
• Farapti F, Nadhiroh SR, Sayogo S, Mardiana N. Urinary and dietary sodium to potassium ratio as a useful marker for estimating blood pressure among older women in Indonesian Urban coastal areas. Med J Nutr Metab. 2017;10(2):113–122. doi:10.3233/MNM-17138
   Web of Science ®Google Scholar
• Adiyasa RP, Cruz BGM. The correlation between self-care behavior and the self-efficacy of hypertensive adults. J INJEC. 2020;5(1):44–50. doi:10.24990/injec.v5i1.273
   Google Scholar
• Livana PH, Basthomi Y. Triggering factors related to hypertension in the City of Kendal, Indonesia. Arter Hypertens. 2020;24(4):181–191. doi:10.5603/AH.A2020.0024
   Web of Science ®Google Scholar
• Prihandana S, Laksananno GS, Mulyadi A, Self-care behavior of outpatients in controlling hypertension in Tegal City. J Appl Health Manag Technol. 2020;2(3):97–103. doi:10.31983/jahmt.v2i3.5870
   Google Scholar
• Nugroho A. Erniastutik. determinants of hypertension incidence among middle-aged in Indonesia-A study of Indonesian family life survey 5 data. Pak J Med Health Sci. 2020;14(2):1512–1516.
   Web of Science ®Google Scholar
• Gusty RP, Merdawati L. Self-care behaviour practices and associated factors among adult hypertensive patient in Padang. J Keperawat. 2020;11(1):64. doi:10.22219/jk.v11i1.10281
   Google Scholar
• Defianna SR, Santosa A, Probandari A, et al. Gender differences in prevalence and risk factors for hypertension among adult populations: a cross-sectional study in Indonesia. Int J Environ Res Public Health. 2021;18(12):6259. doi:10.3390/ijerph18126259
   PubMed Web of Science ®Google Scholar
• Ramli A, Ahmad NS, Paraidathathu T. Medication adherence among hypertensive patients of primary health clinics in Malaysia. Patient Prefer Adherence. 2012;6:613–622. doi:10.2147/PPA.S34704
   PubMedGoogle Scholar
• Wei TM, Salihah OM. Self-management approaches among hypertensive residents in nursing homes in Malaysia. Malays Fam Physician. 2017;12(3):8–17.
   PubMedGoogle Scholar
• Salim H, Lee PY, Sazlina SG, et al. The self-care profiles and its determinants among adults with hypertension in primary health care clinics in Selangor, Malaysia. PLoS One. 2019;14(11):11. doi:10.1371/journal.pone.0224649
   Web of Science ®Google Scholar
• Lim OW, Yong CC. The risk factors for undiagnosed and known hypertension among Malaysians. Malays J Med Sci. 2019;26(5):98–112. doi:10.21315/mjms2019.26.5.9
   PubMed Web of Science ®Google Scholar
• Wu Y, Tai ES, Heng D, Tan CE, Low LP, Lee J. Risk factors associated with hypertension awareness, treatment, and control in a multi-ethnic Asian population. J Hypertens. 2009;27(1):190–197. doi:10.1097/HJH.0b013e328317c8c3
   PubMed Web of Science ®Google Scholar
• Malhotra R, Chan A, Malhotra C, Østbye T. Prevalence, awareness, treatment and control of hypertension in the elderly population of Singapore. Hypertens Res. 2010;33(12):1223–1231. doi:10.1038/hr.2010.177
   PubMed Web of Science ®Google Scholar
• Son PT, Quang NN, Viet NL, et al. Prevalence, awareness, treatment and control of hypertension in Vietnamresults from a national survey. J Hum Hypertens. 2012;26(4):268–280. doi:10.1038/jhh.2011.18
   PubMed Web of Science ®Google Scholar
• Do HTP, Geleijnse JM, Le MB, Kok FJ, Feskens EJM. National prevalence and associated risk factors of hypertension and prehypertension among Vietnamese adults. Am J Hypertens. 2015;28(1):89–97. doi:10.1093/ajh/hpu092
   PubMed Web of Science ®Google Scholar
• Nguyen HT, Hoang Thi Phuong N, Tran Nguyen N, Nguyen Anh T, Nguyen Dang V. Characterizing patients with uncontrolled blood pressure at an urban hospital in Hanoi, Vietnam. Int J Hypertens. 2020;2020:1–7. doi:10.1155/2020/5710281
   Web of Science ®Google Scholar
• Zaw -K-K, Latt T-S, Aung -P-P, Thwin T-G, Myint T-K. Prevalence of hypertension and its associated factors in the adult population in YangonDivision, Myanmar. Asia Pac J Public Health. 2011;23(4):496–506. doi:10.1177/1010539509349147
   PubMed Web of Science ®Google Scholar
• Han WP, Hong SA, Tiraphat S. Factors related to medication adherence among essential hypertensive patients in tertiary hospitals in Yangon, Myanmar. J Public Health Develop. 2015;13(2).
   Google Scholar
• Oo H, Sakunhongsophon S, Terathongkum S. Factors related to health behaviors in persons with hypertension, Myanmar. Makara J Health Res. 2018;22(3). doi:10.7454/msk.v22i3.10018
   Web of Science ®Google Scholar
• Haung Z, Hong SA, Tejativaddhana P, Puckpinyo A, Myint MNHA. Multiple self-care behaviors and associated factors in community-dwelling patients with hypertension in Myanmar. Nagoya J Med Sci. 2020;82(2):363–376. doi:10.18999/nagjms.82.2.363
   PubMed Web of Science ®Google Scholar
• Apidechkul T. Prevalence and factors associated with type 2 diabetes mellitus and hypertension among the hill tribe elderly populations in northern Thailand. BMC Public Health. 2018;18(1). doi:10.1186/s12889-018-5607-2
   PubMed Web of Science ®Google Scholar
• Visanuyothin S, Plianbangchang S, Somrongthong R. Appearance and potential predictors of poorly controlled hypertension at the primary care level in an urban community. J Multidiscip Healthc. 2018;11:131–138. doi:10.2147/JMDH.S156518
   PubMed Web of Science ®Google Scholar
• Meelab S, Bunupuradah I, Suttiruang J, et al. Prevalence and associated factors of uncontrolled blood pressure among hypertensive patients in the rural communities in the central areas in Thailand: a cross-sectional study. PLoS One. 2019;14(2):e0212572. doi:10.1371/journal.pone.0212572
   PubMed Web of Science ®Google Scholar
• Chotisiri L, Yamarat K, Taneepanichskul S. Exploring knowledge, attitudes, and practices toward older adults with hypertension in primary care. J Multidiscip Healthc. 2016;9:559–564. doi:10.2147/JMDH.S112368
   PubMedGoogle Scholar
• Somprasong K, Apidechkul T, Kullawong N, et al. Prevalence of and factors associated with hypertension among the hill tribe population aged 35 years and over in Northern Thailand: a cross-sectional study. Am J Cardiovasc Dis. 2020;10(1):6.
   PubMed Web of Science ®Google Scholar
• Rusmevichientong P, Morales C, Castorena G, Sapbamrer R, Seesen M, Siviroj P. Dietary salt-related determinants of hypertension in rural Northern Thailand. Int J Environ Res Public Health. 2021;18(2):1–16. doi:10.3390/ijerph18020377
   Web of Science ®Google Scholar
• Pengpid S, Vonglokham M, Kounnavong S, Sychareun V, Peltzer K. The prevalence, awareness, treatment, and control of hypertension among adults: the first crosssectional national population-based survey in laos. Vasc Health Risk Manag. 2019;15:27–33. doi:10.2147/VHRM.S199178
   PubMed Web of Science ®Google Scholar
• Wee SYM, Salim H, Mawardi M, et al. Comparing and determining factors associated with hypertension self-care profiles of patients in two multi-ethnic Asian countries: cross-sectional studies between two study populations. BMJ Open. 2021;11(6):e044192. doi:10.1136/bmjopen-2020-044192
   PubMed Web of Science ®Google Scholar
• Rahmawati R, Bajorek B. Understanding untreated hypertension from patients’ point of view: a qualitative study in rural Yogyakarta province, Indonesia. Chronic Illn. 2018;14(3):228–240. doi:10.1177/1742395317718034
   PubMed Web of Science ®Google Scholar
• Kurnia V, Suza D, Ariani Y, Experience of barriers to hypertension management in Minangkabau ethnic group in Payakumbuh Indonesia: a phenomenological study. Belitung Nurs J. 2018;4(2):154–160. doi:10.33546/bnj.313
   Google Scholar
• Berek PAL, Afiyanti Y. Compliance of hypertension patients in doing self-care: a grounded theory study. J Sahabat Keperawat. 2020;2(01):21–35. doi:10.32938/jsk.v2i01.448
   Google Scholar
• Sulistyaningrum YI, Artana IW, Kio AL. Perilaku penderita hipertensi di rumah sakit X [Hypertensive patients behavior at Hospital X]. Nurs News. 2021;5:45–55.
   Google Scholar
• Shima R, Farizah MH, Majid HA. A qualitative study on hypertensive care behavior in primary health care settings in Malaysia. Patient Prefer Adherence. 2014;8:1597–1609. doi:10.2147/PPA.S69680
   PubMed Web of Science ®Google Scholar
• Tan CS, Hassali MA, Neoh CF, Saleem F. A qualitative exploration of hypertensive patients’ perception towards quality use of medication and hypertension management at the community level. Pharm Pract (Granada). 2017;15(4):1074. doi:10.18549/PharmPract.2017.04.1074
   PubMed Web of Science ®Google Scholar
• Tan ST, Quek RYC, Haldane V, et al. The social determinants of chronic disease management: perspectives of elderly patients with hypertension from low socio-economic background in Singapore. Int J Equity Health. 2019;18(1). doi:10.1186/s12939-018-0897-7
   PubMed Web of Science ®Google Scholar
• Woodham NS, Taneepanichskul S, Samrongthong R, Auamkul N. Self-care management among elderly patients with hypertension and poor adherence to treatment, living in rural Thailand: a qualitative study. Pak J Public Health. 2018;8(2):84–89. doi:10.32413/pjph.v8i2.131
   Google Scholar
• Sadang JM, Macaronsing SIP, Alawi NM, Taib NM, HK Pangandaman. Hypertension self-care management during covid-19 pandemic crisis in the meranao tribe: a phenomenological inquiry. J Keperawat Indonesia. 2021;24(2):74–81. doi:10.7454/jki.v24i2.1308
   Google Scholar
• Mizutani M, Tashiro J, Maftuhah SH, Yulaikhah L, Carbun R. Model development of healthy-lifestyle behaviors for rural Muslim Indonesians with hypertension: a qualitative study. Nurs Health Sci. 2016;18(1):15–22. doi:10.1111/nhs.12212
   PubMed Web of Science ®Google Scholar
• Sutini NK, Septarini NW, Wirawan IMA, Sawitri AAS. The association between hypertension self-management and stroke event in male patients at the Badung District Hospital, Bali. Public Health Prev Med Arch. 2018;6(2):82. doi:10.15562/phpma.v6i2.14
   Google Scholar
• Rahman ARA, Wang JG, Kwong GMY, Morales DD, Sritara P, Sukmawan R. Perception of hypertension management by patients and doctors in Asia: potential to improve blood pressure control. Asia Pac Fam Med. 2015;14(1). doi:10.1186/s12930-015-0018-3
   PubMedGoogle Scholar
• Kaufman ND, Chasombat S, Tanomsingh S, Rajataramya B, Potempa K. Public health in Thailand: emerging focus on non-communicable diseases. Int J Health Plan Manag. 2011;26(3):e197–212. doi:10.1002/hpm.1078
   PubMed Web of Science ®Google Scholar
• Hardianto Y, Rabia R, Rijal R, Syahrul S. The physical activity level of adolescents and its correlation with the nutritional and socioeconomic status in Indonesia. Enferm Clin. 2020;30. DOI:10.1016/j.enfcli.2020.06.071.
   Web of Science ®Google Scholar
• Hussen FM, Adem HA, Roba HS, Mengistie B, Assefa N. Self-care practice and associated factors among hypertensive patients in public health facilities in Harar Town, Eastern Ethiopia: a cross-sectional study. SAGE Open Med. 2020;8:205031212097414. doi:10.1177/2050312120974145
   Web of Science ®Google Scholar
• Zinat Motlagh SF, Chaman R, Sadeghi E, Ali Eslami A. Self-care behaviors and related factors in hypertensive patients. Iran Red Crescent Med J. 2016;18(6). doi:10.5812/ircmj.35805
   PubMed Web of Science ®Google Scholar
• Giena VP, Thongpat S, Nitirat P. Predictors of health-promoting behaviour among older adults with hypertension in Indonesia. Int J Nurs Sci. 2018;5(2):201–205. doi:10.1016/J.IJNSS.2018.04.002
   PubMed Web of Science ®Google Scholar
• Zuraida E, Irwan AM, Sjattar EL. Self-management education programs for patients with heart failure: a literature review. Cent Eur J Nurs Midwifery. 2021;12(1):279–294. doi:10.15452/CEJNM.2020.11.0025
   Google Scholar
• Yatim MH, Wong YY, Neoh CF, Lim SH, Hassali MA, Hong YH. Factors influencing patients’ hypertension self-management and sustainable self-care practices: a qualitative study. Public Health. 2019;173:5–8. doi:10.1016/J.PUHE.2019.04.020
   PubMed Web of Science ®Google Scholar
• Saleem F, Hassali MA, Shafie AA, Bashir S, Atif M. Perceptions of disease state management among Pakistani hypertensive patients: findings from a focus group discussion. Trop J Pharmaceut Res. 2011;10(6):833–840. doi:10.4314/tjpr.v10i6.18
   Web of Science ®Google Scholar
• Dommaraju P, Tan JE. Households in contemporary Southeast Asia. J Comp Fam Stud. 2014;45(4):559–580. doi:10.3138/jcfs.45.4.559
   Web of Science ®Google Scholar
• Yeung WJJ, Desai S, Jones GW. Families in Southeast and South Asia. Annu Rev Sociol. 2018;44(1):469–495. doi:10.1146/annurev-soc-073117-041124
   Web of Science ®Google Scholar
• Lee EJ, Park E. Self-care behavior and related factors in older patients with uncontrolled hypertension. Contemp Nurse. 2017;53(6):607–621. doi:10.1080/10376178.2017.1368401
   PubMed Web of Science ®Google Scholar
• Mannava P, Abdullah A, James C, Dodd R, Annear PL. Health systems and noncommunicable diseases in the Asia-Pacific Region: a review of the published literature. Asia Pac J Public Health. 2015;27(2):NP1–NP19. doi:10.1177/1010539513500336
   PubMed Web of Science ®Google Scholar
• Rahmawati R, Bajorek BV. Self-medication among people living with hypertension: a review. Fam Pract. 2017;34(2):147–153. doi:10.1093/fampra/cmw137
   PubMed Web of Science ®Google Scholar
• van der Laan DM, Elders PJM, Boons CCLM, Beckeringh JJ, Nijpels G, Hugtenburg JG. Factors associated with antihypertensive medication non-adherence: a systematic review. J Hum Hypertens. 2017;31(11):687–694. doi:10.1038/jhh.2017.48
   PubMed Web of Science ®Google Scholar
• Center for Southeast Asian Studies [homepage on the Internet]. Southeast Asian Countries - NIU - Center for Southeast Asian Studies. Available from: https://www.niu.edu/clas/cseas/resources/countries.shtml. Accessed December 5, 2021.
   Google Scholar