TY  - BOOK
AU  - Williams,J.Whitridge
AU  - Cunningham,F.Gary
AU  - MacDonald,Paul C.
AU  - Gant,Norman F.
TI  - Williams obstetrics
SN  - 0-8385-9736-X
PY  - 1989///
CY  - Norwalk, Conn. [etc.]
PB  - Appleton & Lange
KW  - Obstetrics
N1  - Includes bibliographies and index
ER  -