Abdolrazaghnejad, A., A. Rajabpour-Sanati, H. Rastegari-Najafabadi, M. Ziaei, and A. Pakniyat. “The Role of Ultrasonography in Patients Referring to the Emergency Department With Acute Abdominal Pain”. Advanced Journal of Emergency Medicine, Vol. 3, no. 4, May 2019, p. e43, doi:10.22114/ajem.v0i0.152.