Oral contraceptives and neoplasia
Oral contraceptives and neoplasia : Report of a who scientific group
- 46 páginas
- Who technical report series ; 817 .
92-4-120817-1
Anticonceptivos orales--Carcinogenesis
RC268.7O72 / O73
92-4-120817-1
Anticonceptivos orales--Carcinogenesis
RC268.7O72 / O73