TY  - GEN
TI  - The choice of a combined oral contraceptive
SN  - 0012-6543
PY  - 1979///0324
KW  - Contraceptives, Oral
KW  - administration & dosage
KW  - Contraceptives, Oral, Combined
KW  - Female
KW  - Humans
N1  - Publication Type: Journal Article
ER  -