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Orhan Pees S, van Oostrom SH, Schaafsma FG, Proper KI.Orhan Pees S, et al. Among authors: proper ki.BMC Public Health. 2023 Oct 7;23(1):1948. doi: 10.1186/s12889-023-16858-3.BMC Public Health. 2023.PMID: 37805468Free PMC article.
van der Swaluw K, Hiemstra M, Lambooij M, Roordink E, van der Vliet N, Zantinge E, Proper K, Zeelenberg M, Prast HM.van der Swaluw K, et al.BMC Public Health. 2023 Jan 11;23(1):76. doi: 10.1186/s12889-022-14915-x.BMC Public Health. 2023.PMID: 36627613Free PMC article.
van der Noordt M, Proper KI, Loef B, Boot CRL, Kroese FM, de Bruin M, van Oostrom SH.van der Noordt M, et al. Among authors: proper ki.Front Public Health. 2023 Nov 23;11:1224112. doi: 10.3389/fpubh.2023.1224112. eCollection 2023.Front Public Health. 2023.PMID: 38074703Free PMC article.
Hildebrandt VH, Proper KI, van den Berg R, Douwes M, van den Heuvel SG, van Buuren S.Hildebrandt VH, et al. Among authors: proper ki.Ned Tijdschr Geneeskd. 2000 Nov 18;144(47):2258-64.Ned Tijdschr Geneeskd. 2000.PMID: 11109471Clinical Trial.Dutch.
Proper KI, Staal BJ, Hildebrandt VH, van der Beek AJ, van Mechelen W.Proper KI, et al.Scand J Work Environ Health. 2002 Apr;28(2):75-84. doi: 10.5271/sjweh.651.Scand J Work Environ Health. 2002.PMID: 12019591Free article.Review.
Proper KI, Koning M, van der Beek AJ, Hildebrandt VH, Bosscher RJ, van Mechelen W.Proper KI, et al.Clin J Sport Med. 2003 Mar;13(2):106-17. doi: 10.1097/00042752-200303000-00008.Clin J Sport Med. 2003.PMID: 12629429Review.
Proper KI, Hildebrandt VH, Van der Beek AJ, Twisk JW, Van Mechelen W.Proper KI, et al.Am J Prev Med. 2003 Apr;24(3):218-26. doi: 10.1016/s0749-3797(02)00645-1.Am J Prev Med. 2003.PMID: 12657339Clinical Trial.