TY  - BOOK
ED  - World Health Organization (Geneva)
TI  - Oral contraceptives and neoplasia: report of a WHO scientific group
SN  - 92-4-120817-1
U1  - 613-9432 21st
PY  - 1972///
CY  - Geneva
PB  - WHO
KW  - Contraceptives, Oral, Combined-adverse effects; Neoplasms-Chemically induced; Contraceptive drugs; Oral contraceptives; Tumors
ER  -