Christopher Ritchlin, Proton Rahman, Arthur Kavanaugh, Iain B McInnes, Lluis Puig, Shu Li, Yuhua Wang, Yaung-Kaung Shen, Mittie K Doyle, Alan M Mendelsohn, Alice B Gottlieb, on behalf of the PSUMMIT 2 Study Group
Ann Rheum Dis. 2014 Jun; 73(6): 990–999. Published online 2014 Jan 30. doi: 10.1136/annrheumdis-2013-204655