TY  - GEN
AU  - Work,B A
TI  - Care in early pregnancy
SN  - 0378-3782
PY  - 1992///1102
KW  - Female
KW  - Humans
KW  - Obstetric Labor, Premature
KW  - prevention & control
KW  - Pregnancy
KW  - Pregnancy Trimester, First
KW  - Prenatal Care
KW  - methods
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1016/0378-3782(92)90064-n
ER  -