Yi, Lauren G, Benjamin A Tran, R Hal Flowers, Kenneth E Greer, and Darren J Guffey. 2021. “Treatment of Pityriasis Rubra Pilaris With Daily Low-Dose Methotrexate: A Retrospective Cohort Study”. SKIN The Journal of Cutaneous Medicine 5 (4):353-58. https://doi.org/10.25251/skin.5.4.3.