Kumar, P.; Kumar Sa, D.; Chowdhury, S. N.; Das, N. K.; Datta, P. K.; Gharami, R. C. Sexual Behaviour in Male Patients With Genital Ulcers Attending Dermatology Outpatient Department and Sexually Transmitted Infections Clinic. J Pak Assoc Dermatol 2017, 26, 193-200.