Kamal, T., and M. Anwar. “Efficacy and Safety of Oral Pentoxifylline and Aspirin in Chronic Venous and Arterial Leg Ulcers: A 12-Week Randomized Controlled Trial”. Journal of Pakistan Association of Dermatologists, vol. 36, no. 1, Mar. 2026, pp. 101-8, doi:10.66344/jpad.v36i1.3342.