1. W.Williams: “Death in Childbed ”Milroy Lectures 1904.
2. Janet M.Campbell:Ministry of Health Reports No.25 1924.
3. Journal of Maternity and Child Welfare:Quoted by the Director of Child Welfare Sir Frederick Truby King in his report to the Director‐General of Public Health of New Zealand 1924 (no date of journal given).
4. ArthurNewsholme “Report on Maternal Mortality in Connection with Childbearing ”1915.
5. Fourness Barrington: “An Address ”The Medical Journal of Australia April 8 1922 page373.