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Gärtner FR, Ketelaar SM, Smeets O, Bolier L, Fischer E, van Dijk FJ, Nieuwenhuijsen K, Sluiter JK.Gärtner FR, et al. Among authors: smeets o.BMC Public Health. 2011 May 10;11:290. doi: 10.1186/1471-2458-11-290.BMC Public Health. 2011.PMID: 21569282Free PMC article.Clinical Trial.
Leone SS, Smeets O, Lokman S, Boon B, van der Poel A, Van Doesum T, Shields-Zeeman L, Kramer J, Smit F.Leone SS, et al. Among authors: smeets o.BMC Prim Care. 2022 Aug 11;23(1):205. doi: 10.1186/s12875-022-01793-w.BMC Prim Care. 2022.PMID: 35948866Free PMC article.Clinical Trial.
Leone SS, Lokman S, Boon B, van der Poel A, Smit F, Zijlstra-Vlasveld M, Smeets O.Leone SS, et al. Among authors: smeets o.Trials. 2020 Jan 10;21(1):64. doi: 10.1186/s13063-019-3890-6.Trials. 2020.PMID: 31924275Free PMC article.
Smeets O, Martin Abello K, Zijlstra-Vlasveld M, Boon B.Smeets O, et al.Ned Tijdschr Geneeskd. 2014;158:A8589.Ned Tijdschr Geneeskd. 2014.PMID: 25515395Review.Dutch.