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Visser A, Huizinga GA, Hoekstra HJ, van der Graaf WT, Hoekstra-Weebers JE.Visser A, et al. Among authors: hoekstra hj, hoekstra weebers je.Support Care Cancer. 2007 Apr;15(4):395-403. doi: 10.1007/s00520-006-0117-7. Epub 2006 Aug 30.Support Care Cancer. 2007.PMID: 16944219Free PMC article.