Comparing methotrexate monotherapy with methotrexate plus leflunomide combination therapy in psoriatic arthritis: protocol of a randomized, placebo-controlled, double-blind clinical trial (COMPLETE-PsA).
Michelle L M MulderJohanna E VriezekolkNathan den BroederElien A M MahlerPhilip S HelliwellFrank H J van den HoogenAlfons A den BroederMark H WeninkPublished in: Trials (2020)
Dutch Trial Register NTR7632 (3 December 2018). CMO NL66544.091.18 (19 November 2018).