SAYEDAHMED, O. S. S. A.; GHANAIM, M. M. Return rates for opioid versus nonopoid management of patients with abdominal pain in the emergency department. International journal of health sciences, [S. l.], v. 7, n. S1, p. 1259–1265, 2023. DOI: 10.53730/ijhs.v7nS1.14340. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/14340. Acesso em: 24 aug. 2026.