Aetiological Pattern of Gastrointestinal Perforations: A Prospective Observational Study. Journal of Dhaka Medical College, [S. l.], v. 29, n. 2, p. 106–109, 2021. DOI: 10.3329/jdmc.v29i2.51183. Disponível em: https://www.banglajol.info/index.php/JDMC/article/view/51183. Acesso em: 9 jul. 2026.