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Winter MM, Romeih S, Bouma BJ, Groenink M, Blom NA, Spijkerboer AM, Mulder BJ.Winter MM, et al. Among authors: spijkerboer am.Neth Heart J. 2012 Nov;20(11):456-62. doi: 10.1007/s12471-012-0310-x.Neth Heart J. 2012.PMID: 22847041Free PMC article.