Parajuli, Sudip, and Kamal Raj Dhital. “Methotrexate in the Treatment of Recalcitrant Nodular Vasculitis”. Journal of Nepal Medical Association 53, no. 200 (December 31, 2015): 298-300. Accessed January 25, 2020. https://www.jnma.com.np/jnma/index.php/jnma/article/view/2751.