Salama, A., Abd-Ellateif, T., Gobran, T., Hashem, A. (2018). 'SURGICAL OUTCOME OF SINGLE INCISION LAPAROSCOPIC CHOLECYSTECTOMY IN COMPARISON WITH THE 4-PORT TECHNIQUE IN ZAGAZIG UNIVERSITY HOSPITAL', Zagazig University Medical Journal, 24(1), pp. 1-8. doi: 10.21608/zumj.2018.12981