TY  - BOOK
AU  - Marston, Cicely
AU  - Cleland, John G.
ED  - World Health Organization. Department of Reproductive Health and Research.
TI  - The effects of contraception on obstetric outcomes
SN  - 9241592257
PY  - 2004///
CY  - Geneva : 
PB  - World Health Organization
KW  - Contraception
KW  - Pregnancy outcome
KW  - Pregnancy, Unwanted
KW  - Abortion, Induced
KW  - Evidence-based medicine
KW  - Review literature
ER  -