Kwangsukstid, S. “Clinical efficacy, side effects and patient satisfaction of weekly subcutaneous methotrexate in the treatment of psoriasis in Udonthani Hospital”. Thai Journal of Dermatology, vol. 29, no. 4, June 2026, pp. 222-31, https://he02.tci-thaijo.org/index.php/TJD/article/view/282744.