Dr. Janet Joy, et al. “EFFICACY OF TADALAFIL MONOTHERAPY VERSUS COMBINATION THERAPY WITH TAMSULOSIN FOR MEDICAL EXPULSIVE THERAPY OF URETERIC CALCULI: A PROSPECTIVE RANDOMIZED STUDY”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 33, no. 2, Feb. 2026, pp. 34-41, https://doi.org/10.53555/ky9ngb37.