TY  - BOOK
AU  - Hatcher,Robert A.
TI  - The essentials of contraceptive technology 
SN  - 1885960018
AV  - RG136 E87 
PY  - 2003///
CY  - Baltimore
PB  - Population Information Program, Center for Communication Programs, Johns Hopkins School of Public Health
KW  - Contraceptives
KW  - Birth control
ER  -