TY  - GEN
AU  - Aznar,R
TI  - [Study of d-norgestrel as a contraceptive]
SN  - 0300-9041
PY  - 1974///0716
KW  - Adult
KW  - Evaluation Studies as Topic
KW  - Female
KW  - Humans
KW  - Norgestrel
KW  - administration & dosage
KW  - Ovulation
KW  - drug effects
KW  - Pregnancy
KW  - Time Factors
N1  - Publication Type: Journal Article
ER  -