TY  - BOOK
AU  - Speroff,Leon
AU  - Darney,Philip D.
TI  - A clinical guide for contraception
SN  - 9781608316106 (pbk.)
PY  - 2011///
CY  - Philadelphia
PB  - Wolters Kluwer Health/Lippincott Williams & Wilkins
KW  - Contraception
KW  - methods
ER  -