References
- Kmietowicz Z. US and UK are top in teenage pregnancy rates. BMJ. 2002;324(7350):1354.
- Martin JA, Hamilton BE, Osterman MJ, et al. Births: final data for 2013. Natl Vital Stat Rep. 2015;64:1–65.
- Tul N, Lucovnik M, Verdenik I, et al. The contribution of twins conceived by assisted reproduction technology to the very preterm birth rate: a population-based study. Eur J Obstet Gynecol Reprod Biol. 2013;171(2):311–313.
- Kiely JL. What is the population-based risk of preterm birth among twins and other multiples? Clin Obstet Gynaecol. 1998;41(1):3–11.
- Reichman NE, Pagnini DL. Maternal age and birth outcomes: data from New Jersey. Fam Plann Perspect. 1997;29(6):268–72, 295.
- Debras E, Revaux A, Bricou A, et al. Obstetric and neonatal outcomes of adolescent pregnancies: a cohort study in a hospital in Seine-Saint-Denis France. Gynecol Obstet Fertil. 2014;42(9):579–584.
- Fleming N, Ng N, Osborne C, et al. Adolescent pregnancy outcomes in the province of Ontario: a cohort study. J Obstet Gynaecol Can. 2013;35(3):234–245.
- Moffitt TE, E-Risk Study Team. Teen-aged mothers in contemporary Britain. J Child Psychol Psychiatry. 2002;43(6):727–742.
- Stevens-Simon C, Beach RK, McGregor JA. Does incomplete growth and development predispose teenagers to preterm delivery? A template for research. J Perinatol. 2002;22(4):315–323.
- Alexander GR, Kogan M, Martin J, et al. What are the fetal growth patterns of singletons, twins, and triplets in the United States? Clin Obstet Gynaecol. 1998;41(1):114–125.
- Fleming NA, Tu X, Black AY. Improved obstetrical outcomes for adolescents in a community-based outreach program: a matched cohort study. J Obstet Gynaecol Can. 2012;34(12):1134–1140.
- Ukil D, Esen UI. Early teenage pregnancy outcome: a comparison between a standard and a dedicated teenage antenatal clinic. J Obstet Gynaecol. 2002;22(3):270–272.
- Fleming N, O’Driscoll T, Becker G, et al. Adolescent pregnancy guidelines. J Obstet Gynaecol Can. 2015;37(8):740–756.