Hoseininejad, Seyed Mohammad, Reza Jahed, Mohammad Sazgar, Fatemeh Jahanian, Seyed Jaber Mousavi, Syed Hosein Montazer, Touraj Asadi, and Hamed Aminiahidashti. “One-Month Follow-Up of Patients With Unspecified Abdominal Pain Referring to the Emergency Department; A Cohort Study”. Archives of Academic Emergency Medicine 7, no. 1 (August 18, 2019): e44. Accessed April 24, 2024. https://journals.sbmu.ac.ir/aaem/index.php/AAEM/article/view/350.