On the Work Proposed at the British Ministry of Health to Elucidate the Causes of Mortality from Cancer of the Breast and Female Genital Organs in England for Comparison with the Corresponding Mortality in the Netherlands and Italy : Together with Observations on Similar Lines of Enquiry in the Netherlands and Italy, Forwarded in September 1923 by Dr. Jitta, Dr. Deelman and Dr. Lutrario for Consideration by the Sub-Committee, November 1923