Mohsina Khatun
Bernard Asbell
Ian Milsom
Unknown Author
Biochemical Societiy
David F. Hendry
Bell, Robert R.
T. B. P. Geurts
World Health Organization. Reproductive Health and Research
Nelly Oudshoorn
Carl Djerassi
[name missing]
Institute of Medicine (U.S.). Committee on the Relationship Between Oral Contraceptives and Breast Cancer.
World Health Organization (WHO)