TY  - BOOK
AU  - Williams,John Whitridge
AU  - Cunningham,F.Gary
AU  - MacDonald,Paul C.
AU  - Gant,Norman F.
TI  - Williams obstetrics
SN  - 083859736X
PY  - 1989///
CY  - Norwalk, Conn.
PB  - Appleton & Lange
KW  - Obstetrics
ER  -