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Borch-Johnsen K, Kreiner S.Borch-Johnsen K, et al.Br Med J (Clin Res Ed). 1987 Jun 27;294(6588):1651-4. doi: 10.1136/bmj.294.6588.1651.Br Med J (Clin Res Ed). 1987.PMID: 3113569Free PMC article.