Mohammed, M. M., El Nakeeb, A., Ezzat, H., El-Magd, E. A., Kayed, T., Sewefy, A. M., AlMalki, A., Alqarni, A., Ghazwani, M., Alzahrani, M., Alshehri, M., Alkhathami, A., Mannai, S., Attia, M. (2022). 'Assessment of different timing for early laparoscopic cholecystectomy in acute calcular cholecystitis: a multicentric prospective cohort study', The Egyptian Journal of Surgery, 40(3), pp. -. doi: 10.4103/ejs.ejs_129_21