fazal, U., A. . shah, Z. . Alam, H. A. B. . Saddiqe, A. B. . Khan, and J. R. . Masood. “Comparative Study of Laparoscopic Vs Open Surgery for Duodenal Ulcer Perforation”. Biological and Clinical Sciences Research Journal, vol. 6, no. 2, Feb. 2025, pp. 134-7, doi:10.54112/bcsrj.v6i2.1590.