Chotai, N. R., Choksi, B. B., Damor, S. and Bhedi, A. (2017) “Intraperitoneal access by closed method (veress needle) versus open (Hasson’s) method in laparoscopic surgery to create pneumoperitoneum”, International Surgery Journal, 4(8), pp. 2786–2790. doi: 10.18203/2349-2902.isj20173419.