Efficacy and safety of peficitinib (ASP015K) in patients with rheumatoid arthritis and an inadequate response to methotrexate: results of a phase III randomised, double-blind, placebo-controlled trial (RAJ4) in Japan.
Tsutomu TakeuchiYoshiya TanakaSakae TanakaAtsushi KawakamiManabu IwasakiKou KatayamaMitsuhiro RokudaHiroyuki IzutsuSatoshi UshijimaYuichiro KanekoTeruaki ShiomiEmi YamadaDésirée Mfm van der HeijdePublished in: Annals of the rheumatic diseases (2019)
NCT02305849.