References
- Li J, Bai J, Xiang X, Guo Y, Yu H. Effect of COVID-19 on menstruation and lower reproductive tract health. Int J Women’s Health. 2023;15:1999–2013. doi:10.2147/ijwh.s433516
- Sampson GA, Prescott P. The assessment of the symptoms of premenstrual syndrome and their response to therapy. Br J Psychiatry. 1981;138(5):399–405. doi:10.1192/bjp.138.5.399
- Britton LE, Alspaugh A, Greene MZ, McLemore MR. CE: an evidence-based update on contraception. Am J Nurs. 2020;120(2):22–33. doi:10.1097/01.naj.0000654304.29632.a7
- Edelman A, Boniface ER, Male V, et al. Association between menstrual cycle length and covid-19 vaccination: global, retrospective cohort study of prospectively collected data. BMJ Med. 2022;1(1):e000297. doi:10.1136/bmjmed-2022-000297
- Cyr J. The unique utility of focus groups for mixed-methods research. PS. 2017;50(04):1038–1042. doi:10.1017/s104909651700124x