ONYIRIUKA, Alphonsus N. Low Birthweight Infants in Twin Gestations. Nepal Journal of Obstetrics and Gynaecology, [S. l.], v. 5, n. 2, p. 26–31, 2011. Disponível em: https://nepjol.info/index.php/NJOG/article/view/5075. Acesso em: 6 dec. 2025.