TY  - BOOK
AU  - Cunningham, F Gary.
AU  - MacDonald, Paul C.
AU  - Leveno, Kenneth J.
TI  - Williams obstetrics /F. Gary Cunningham, Paul C. MacDonnald, Kenneth J. Leveno, (...)
SN  - 0838596355
U1  - 618.2 
PY  - 1993///
CY  - London
PB  - P-H
ER  -