Pregnancy and childbirth outcomes among adolescent mothers: a World Health Organization multicountry study.
Ganchimeg T, Ota E, Morisaki N, Laopaiboon M, Lumbiganon P, Zhang J, Yamdamsuren B, Temmerman M, Say L, Tunçalp Ö, Vogel JP, Souza JP, Mori R, WHO Multicountry Survey on Maternal Newborn Health Research Network