IMRAN, M.; REHMAN, I. U.; WAHEED, T. Sigmoid Atresia: A rare cause of neonatal intestinal obstruction. KHYBER MEDICAL UNIVERSITY JOURNAL, [S. l.], v. 1, n. 2, p. 71–72, 2010. Disponível em: https://www.kmuj.kmu.edu.pk/article/view/5027. Acesso em: 19 apr. 2024.