Kumar, Piyush, Dilip Kumar Sa, Satyendra Nath Chowdhury, Nilay Kanti Das, Pijush Kanti Datta, and Ramesh Chandra Gharami. 2017. “Sexual Behaviour in Male Patients With Genital Ulcers Attending Dermatology Outpatient Department and Sexually Transmitted Infections Clinic”. Journal of Pakistan Association of Dermatologists 26 (3):193-200. http://jpad.com.pk/index.php/jpad/article/view/977.