M. M. Memon, “Effectiveness of Ursodeoxycholic Acid (UDCA) in Preventing Bile Duct Gallstone Recurrence after Cholecystectomy: A Randomized, Double-Blind, Placebo-Controlled Trial (RCT)”, LS, vol. 25, no. 1, pp. 26–33, May 2026, doi: 10.15388/LietChirur.2026.25(1).2.