References
Footnotes
- Tietze , C. 1960 . Probability of pregnancy resulting from a single unprotected coitus . Fertility and Sterility , 11 : 485 – 485 .
- Potter , R. G. 1961 . Length of the Fertile Period . Milbank Memorial Fund Quarterly , 39 : 132 – 132 .
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- Westoff , C. F. , Potter , R. G. , Sagi , P. C. and Mishler , E. G. 1962 . Family Growth in Metropolitan America 353 – 353 . Princeton
- Westoff , C. F. , Potter , R. G. , Sagi , P. C. and Mishler , E. G. 1962 . Family Growth in Metropolitan America 353 – 353 . Princeton
- Tietze , C. 1957 . Reproductive span and rate of reproduction among Hutterite women . Fertility and Sterility , 8 : 89 – 89 .
- Dandekar , K. 1959 . Intervals between confinements . Eugenics Quarterly , 6 : 186 – 186 .
- Henry , L. 1958 . Intervals between confinements in the absence of birth control . Eugenics Quarterly , 5 : 200 – 200 .
- Eaton , J. W. and Mayer , A. J. 1954 . Man's Capacity to Reproduce 122 – 122 . Glencoe
- Brass , W. 1958 . The distribution of births in human populations . Pop. Studies , 12 : 51 – 51 .
- Warburton , D. 1961 . Factors in the Aetiology of spontaneous Abortion , Montreal : McGill University . Unpublished Ph.D thesis
- United Nations . 1954 . Foetal, Infant and Early Childhood Mortality New York
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- Malpas , P. 1938 . A Study of Abortion Sequences . J. Obst. and Gyn. Brit. Emp. , 45 : 932 – 932 .
- Warburton , D. , Freire-Maia , N. , Maia , A. Freire and Quelce-Salgado , A. 1961 . Lethal Mutations in Brazilian Human Populations . Nature , 189 : 80 – 80 .
- Kinsey , A. C. , Pomeroy , W. B. , Martin , C. E. and Gebhard , P. H. 1953. . Sexual Behavior in the Human Female Philadelphia
- Glass , D. V. and Grebenik , E. 1954 . The Trend and Pattern of Fertility in Great Britain Vol. I , London
- Tietze , C. 1960 . Probability of pregnancy resulting from a single unprotected coitus . Fertility and Sterility , 11 : 485 – 485 .
- Potter , R. G. 1961 . Length of the Fertile Period . Milbank Memorial Fund Quarterly , 39 : 132 – 132 .
- Stix , Regine K. 1939 . Birth Control in a Mid-Western City . Milbank Memorial Fund Quarterly , 17 : 69 – 69 .
- Torrano , E. F. and Murphy , D. P. 1962 . Cycle Day of Conception by Insemination or isolated Coitus . Fertility and Sterility , 13 : 492 – 492 .