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Raftery EB, Mann S, Millar-Craig M, Balasubramanian V.Raftery EB, et al.Br Med J. 1979 Mar 10;1(6164):687. doi: 10.1136/bmj.1.6164.687-a.Br Med J. 1979.PMID: 435735Free PMC article.No abstract available.