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van der Heijde D, Deodhar A, Maksymowych WP, Sieper J, Van den Bosch F, Kim TH, Kishimoto M, Östör AJ, Combe B, Sui Y, Duan Y, Wung PK, Song IH.van der Heijde D, et al. Among authors: sieper j.RMD Open. 2022 Jul;8(2):e002280. doi: 10.1136/rmdopen-2022-002280.RMD Open. 2022.PMID: 35896281Free PMC article.Clinical Trial.
van der Heijde D, Dijkmans B, Geusens P, Sieper J, DeWoody K, Williamson P, Braun J; Ankylosing Spondylitis Study for the Evaluation of Recombinant Infliximab Therapy Study Group.van der Heijde D, et al. Among authors: sieper j.Arthritis Rheum. 2005 Feb;52(2):582-91. doi: 10.1002/art.20852.Arthritis Rheum. 2005.PMID: 15692973Free article.Clinical Trial.
van der Heijde D, Kivitz A, Schiff MH, Sieper J, Dijkmans BA, Braun J, Dougados M, Reveille JD, Wong RL, Kupper H, Davis JC Jr; ATLAS Study Group.van der Heijde D, et al. Among authors: sieper j.Arthritis Rheum. 2006 Jul;54(7):2136-46. doi: 10.1002/art.21913.Arthritis Rheum. 2006.PMID: 16802350Free article.Clinical Trial.
Zochling J, Sieper J, van der Heijde D, Braun J; Assessment in Ankylosing Spondylitis International Working Group.Zochling J, et al. Among authors: sieper j.J Rheumatol. 2008 Jun;35(6):1079-82. Epub 2008 May 1.J Rheumatol. 2008.PMID: 18464306
Revicki DA, Luo MP, Wordsworth P, Wong RL, Chen N, Davis JC Jr; ATLAS Study Group.Revicki DA, et al.J Rheumatol. 2008 Jul;35(7):1346-53. Epub 2008 May 15.J Rheumatol. 2008.PMID: 18484692Clinical Trial.