Ruwaard J, L' Ami MJ, Kneepkens EL, Krieckaert C, et al. Interval prolongation of etanercept in rheumatoid arthritis, ankylosing spondylitis, and psoriatic arthritis: a randomized controlled trial. Scand J Rheumatol 2022 Mar 2:1-8. doi: 10.1080/03009742.2022.2028364.
PMID: 35234569