1. The Jephcott lecture, 1989. An overview of the benefits and risks of combined oral contraceptives. In: Oral Contraceptives and Breast Cancer. The Implications of the Present Findings for Informed Consent and Informed Choice. (Ed.), The Parthenon Publishing Group, New Jersey, USA, 1989, pp. 121–135.
2. Trends in the content and use of oral contraceptives in the United States, 1964-88.
3. World Health Organisation. International classification of diseases. Manual of the International Statistical Classification of Diseases, Injuries, and Causes of Death. Based on the recommendations of the Ninth Revision Conference, 1975, and adopted by the Twenty-ninth World Health Assembly, Volume 1, Geneva.