TY  - BOOK
AU  - Cunningham,F.Gary
AU  - Williams,J.Whitridge
TI  - Williams obstetricia
SN  - 8479034130
AV  - RG524 .W7 1993
U1  - 618.2 20
PY  - 1998///
CY  - Bogotá
PB  - Medica Panamericana
KW  - Obstetrics
KW  - Local
N1  - Includes bibliographical references and index
ER  -