A randomized placebo-controlled trial of methotrexate in psoriatic arthritis.
Rheumatology (Oxford). 2012 Aug;51(8):1368-77. doi: 10.1093/rheumatology/kes001. Epub 2012 Feb 17.
Rheumatology (Oxford). 2012.
PMID: 22344575
Free PMC article.
Clinical Trial.