THURSDAY, Jan. 31, 2019 — Methotrexate is well tolerated and effective for psoriasis in a Chinese population and is more effective for those without psoriatic arthritis, according to a study published online Jan. 30 in JAMA Dermatology. Kexiang Yan, M.D., Ph.D., from Fudan University in Shanghai, and colleagues conducted a prospective intervention study involving 235