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Howe-Davies S, Holman RR, Phillips M, Turner RC.Howe-Davies S, et al. Among authors: holman rr.Br Med J. 1978 Aug 26;2(6137):596-8. doi: 10.1136/bmj.2.6137.596.Br Med J. 1978.PMID: 568013Free PMC article.