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Becker A, van der Does FE, van Hinsbergh VW, Heine RJ, Bouter LM, Stehouwer CD.Becker A, et al.Neth J Med. 2003 Apr;61(4):129-36.Neth J Med. 2003.PMID: 12852722Free article.Clinical Trial.
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Damman OC, Jani A, de Jong BA, Becker A, Metz MJ, de Bruijne MC, Timmermans DR, Cornel MC, Ubbink DT, van der Steen M, Gray M, van El C.Damman OC, et al. Among authors: becker a.J Eval Clin Pract. 2020 Apr;26(2):524-540. doi: 10.1111/jep.13321. Epub 2019 Dec 15.J Eval Clin Pract. 2020.PMID: 31840346Free PMC article.