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Jennings MT, Riekert KA, Boyle MP.Jennings MT, et al. Among authors: boyle mp.Med Princ Pract. 2014;23(5):393-402. doi: 10.1159/000357646. Epub 2014 Jan 10.Med Princ Pract. 2014.PMID: 24434297Free PMC article.Review.