TY  - BOOK
AU  - Niswander, Kenneth R.
TI  - Manual de obstetricia: Diagnóstico y tratamiento 
SN  - 0316611417
U1  - 618.2 
PY  - 1986///
CY  - Barcelona, España
PB  - Salvat
KW  - OBSTETRICIA
N1  - Manual of Obstetrics : Diagnosis and Therapy|
ER  -