KAMUDHAMAS, A. Congenital Malformations in Twins. Thai Journal of Obstetrics and Gynaecology, Bangkok, Thailand, v. 11, n. 4, p. 199, 1999. Disponível em: https://he02.tci-thaijo.org/index.php/tjog/article/view/95028. Acesso em: 1 oct. 2026.