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Smelt AF, van der Weele GM, Blom JW, Gussekloo J, Assendelft WJ.Smelt AF, et al. Among authors: blom jw.Br J Gen Pract. 2010 Jul;60(576):e305-18. doi: 10.3399/bjgp10X514819.Br J Gen Pract. 2010.PMID: 20594432Free PMC article.