A. Goyal, S. Desai, and N. Patel, “A RETROSPECTIVE STUDY OF COMPARISION OF OUTCOMES BETWEEN PARA-UMBILICAL AND TRANS-UMBILICAL PORT INSERTION FOR LAPAROSCOPIC SURGERIES”, IJABMS, vol. 12, no. 1, pp. 29–35, Feb. 2020, doi: 10.26860/g6vgmx49.