1. Ackerman, L. V. and del Regato, J. A.: Cancer: Diagnosis, Treatment, and Prognosis, St. Louis: The C. V. MosbyCo., 1962.
2. Anderson, V. E., Goodman, N. O., and Reed, S. C.: Variables Related to Human Breast Cancer, Minneapolis: University of Minnesota Press, 1958.
3. Apt, A.: Circumcision and Prostatic Carcinoma, Acta Med. Scand. 178:493–504, 1965.
4. Ardeman, S., Chanarin, I., Jacobs, A., and Griffiths, L.: Family Study in Pernicious Anemia, Blood 27: 559–610, 1966.
5. Baanders, E. A., de Waard, F., Mastboom, E. T., and Meinsma, L.: Constitutional and Hereditary Aspects of Endometrial Carcinoma, Z. Geburtsh. Gynaek. 161:77–93, 1963.