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Kanis JA, Gray RE, McCloskey EV.Kanis JA, et al.Br Med J (Clin Res Ed). 1987 Jun 20;294(6587):1612-3. doi: 10.1136/bmj.294.6587.1612-a.Br Med J (Clin Res Ed). 1987.PMID: 3113551Free PMC article.No abstract available.