Etiological Spectrum of Obstructive Jaundice: "Our Experience in Two University Hospitals in Yemen". Thamar University Journal of Natural & Applied Sciences, [S. l.], v. 2, n. 1, p. 13–22, 2023. DOI: 10.59167/tujnas.v2i2.1269. Disponível em: https://journal.tu.edu.ye/index.php/TUJNAS/article/view/1269. Acesso em: 18 apr. 2026.