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MUELLER FO, CASEY TA, TREVOR-ROPER PD.MUELLER FO, et al.Br Med J. 1964 Aug 22;2(5407):473-5. doi: 10.1136/bmj.2.5407.473.Br Med J. 1964.PMID: 14161986Free PMC article.No abstract available.
MUELLER FO, O'NEILL P, TREVOR ROPER PD.MUELLER FO, et al.Br Med J. 1965 Jul 31;2(5456):267-70. doi: 10.1136/bmj.2.5456.267.Br Med J. 1965.PMID: 14310203Free PMC article.No abstract available.