TY  - BOOK
AU  - William F. Rayburn 
AU  - Sharon T. Phelan 
TI  - Obstetrics and Gynecology Clinics: Prenatal Care 
SN  - 0889-8545
PY  - 2023///
CY  - John F. Kennedy , Philadelphia, Pennsylvania 19103 - 2899 
PB  - Elsevier 
KW  - Obstetrics and Gynecology
N1  - Volume : 50
Number : 3
2023
ER  -