Volume 6(4); October 1952 Articles Statistical Theory of Prophylactic and Therapeutic Trials: II. Methods of Operational Advantage PMCID: PMC1012576 Cohort Analysis of Fertility in England and Wales, 1939-50 PMCID: PMC1012577 Stature of Scotsmen Aged 18 to 40 Years in 1941 PMCID: PMC1012578 Incidence of Neurosis related to Maternal Age and Birth Order PMCID: PMC1012579 Factors influencing Sex Differences in Mortality from Respiratory Tuberculosis in England and Wales PMCID: PMC1012580 A Note on the Sex Ratio in Anencephalus PMCID: PMC1012581 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||