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Marks A, Macleod C, McAteer A, Murchie P, Fluck N, Smith WC, Prescott GJ, Clark LE, Ali T, Black C.Marks A, et al. Among authors: murchie p.Fam Pract. 2013 Jun;30(3):282-9. doi: 10.1093/fampra/cms079. Epub 2012 Dec 16.Fam Pract. 2013.PMID: 23248235