Role of Plain X-ray Abdomen and Ultrasonography in Diagnosis of Non-Traumatic Acute Abdomen Compared with Operative Findings. The Planet, [S. l.], v. 4, n. 02, p. 6, 2021. Disponível em: https://bdjournals.org/index.php/planet/article/view/15. Acesso em: 24 nov. 2024.