Imran, Sana, et al. “Topical Betamethasone Valerate and Calcipotriol Ointments for the Therapyof Mild and Moderate Psoriasisvulgaris: A Randomized, Comparative Study”. Annals of King Edward Medical University, vol. 23, no. 4, Feb. 2018, pp. 435-8, doi:10.21649/akemu.v23i4.2189.