Khadka D, Agrawal S, Dhali T. Methotrexate Versus Methotrexate Plus Folic Acid in the Treatment of Moderate to Severe Plaque Psoriasis: A Randomized Clinical-Trial. Nepal J Dermatol Venereol & Leprol [Internet]. 2016 Sep. 28 [cited 2024 May 5];14(1):29-36. Available from: https://www.nepjol.info/index.php/NJDVL/article/view/15835