IMRAN, Muhammad; KHAN, Faiz Muhammad; BANGASH, I. H; REHMAN, Sajjad ur. Sacral Agenesis. Journal of Postgraduate Medical Institute, [S. l.], v. 4, n. 1, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/372. Acesso em: 5 dec. 2025.