Footnotes
- Freedman , R. , Coombs , L. C. and Friedman , J. 1966 . Social correlates of fetal mortality . The Milbank Memorial Fund Quarterly , 44 ( 3 ) : 327 – 344 . Part 1 July
- Freedman , R. , Whelpton , P. K. and Campbell , Arthur A. 1959 . Family Planning, Sterility and Population Growth New York
- Coombs , L. and Freedman , R. 1964 . Use of telephone interviews in a longitudinal fertility study . Public Opinion Quarterly , 28 ( Spring ) : 112 – 117 .
- See, for example Shapiro S. Jones E. W. Densen P. M. A life table of pregnancy terminations and correlates of fetal loss The Milbank Memorial Fund Quarterly 1962 40 1 7 45 January
- U.S. rates based on official data are cited in Perkin Gordon W. Assessment of reproductive risk in non-pregnant women American Journal of Obstetrics and Gynecology 1968 101
- Hammoud , Esmat I. 1965 . Studies in fetal and infant mortality . American Journal of Public Health , 55 ( 7 ) : 1012 – 1023 . July
- For data on the fecundity status of working wives in the general population see Ridley Jeanne Clare Number of children expected in relation to non-familial activities of the wife Milbank Memorial Fund Quarterly 1959 37 3 277 296 July