TY  - GEN
AU  - Killick,S R
AU  - Bancroft,K
AU  - Oelbaum,S
AU  - Morris,J
AU  - Elstein,M
TI  - Extending the duration of the pill-free interval during combined oral contraception
SN  - 0267-4874
PY  - 1990///0906
KW  - Adult
KW  - Analysis of Variance
KW  - Cervix Mucus
KW  - drug effects
KW  - Contraceptives, Oral, Combined
KW  - administration & dosage
KW  - Drug Administration Schedule
KW  - Estradiol
KW  - biosynthesis
KW  - Female
KW  - Follicular Phase
KW  - physiology
KW  - Humans
N1  - Publication Type: Journal Article; Research Support, Non-U.S. Gov't
UR  - https://doi.org/10.1007/BF01849485
ER  -