TY  - GEN
ED  - United Nations. Population Division.Department of Economic and Social Affairs.
TI  - Levels and trends of contraceptive use as assessed in 1998
SN  - ST/ESA/SER.A/190
PY  - 2000///
CY  - New York : 
PB  - United Nations
KW  - Contraception
KW  - Trends
KW  - Family planning
KW  - Statistics
ER  -