KirbasA, GulermanHC, KorkutD. Pregnancy in adolescence: Is it an obstetrical risk?. J Pediatr Adolesc Gynecol, 2016; 29:367–371.
2.
World Health Organization. Adolescent pregnancy fact sheet. 2014. Available at: http://www.who.int/mediacentre/factsheets/fs364/en/ Accessed May4, 2017.
3.
MartinJA, HamiltonBE, OstermanMJK, DriscollAK, MathewsTJ. Births: Final data for 2015. Natl Vital Stat Rep, 2017; 66:1–69.
4.
OgdenCL, CarrollMD, FryarCD, FlegalKM. Prevalence of obesity among adults and youth: United States, 2011–2014. NCHS Data Brief, 2015; 219:1–8.
5.
FujiwaraK, AokiS, KurasawaK, OkudaM, TakahashiT, HiraharaF. Associations of maternal pre-pregnancy underweight with small-for-gestational-age and spontaneous preterm birth, and optimal gestational weight gain in Japanese women. J Obstet Gynaecol Res, 2014; 40:988–994.
CatalanoPM, ShankarK. Obesity and pregnancy: Mechanisms of short term and long term adverse consequences for mother and child. BMJ, 2017; 256:j1.
8.
Ramo IsgrenA, KjolhedeP, BlombergM. Obstetric outcomes in adolescents related to body mass index and compared with low-risk adult women. J Womens Health, 2017; 26:426–434.