Ghafoor Ullah, Muhammad Ziaulhaq, and Farhad Ali. 2022. “Comparison of Efficacy of Oral Methotrexate and Acitretin for Generalized Lichen Planus”. Journal of Pakistan Association of Dermatologists 32 (2):269-74. https://www.jpad.com.pk/index.php/jpad/article/view/1890.