World Health Organization
Oral contraceptives and neoplasia : report of a WHO scientific group. - - Geneva W H O 1992 - 46 p. 24 cm. - WHO Technical report series no.817. .
Contraceptives,Oral, Neoplasms
92 4 120817 1
Neoplasms
Contraceptives,Oral
SERIALS / WHO
Oral contraceptives and neoplasia : report of a WHO scientific group. - - Geneva W H O 1992 - 46 p. 24 cm. - WHO Technical report series no.817. .
Contraceptives,Oral, Neoplasms
92 4 120817 1
Neoplasms
Contraceptives,Oral
SERIALS / WHO