ZADA, I.; AHMED, N.; TABASSUM, R.; NAQVI, M.; DAR, S. I.; ABDULLAH, M. Etiological Factors in Patients with Lower Gastrointestinal Bleeding at a Tertiary Care Hospital of Islamabad Pakistan: Etiological Factors in Patients with Lower Gastrointestinal Bleeding. Pakistan Journal of Health Sciences, Pakistan, v. 6, n. 8, p. 128–133, 2025. DOI: 10.54393/pjhs.v6i8.3168. Disponível em: https://thejas.com.pk/index.php/pjhs/article/view/3168. Acesso em: 18 nov. 2025.