Subjects: FETAL growth retardation -- Risk factors; BODY weight; RETROSPECTIVE studiesUNITED States
Record details
Subjects: CHI-squared test; CONFERENCES & conventions; MATERNAL health servicesUNITED States; SINGAPOREFACEBOOK (Web resource)
Subjects: INFANT mortality; COMPARATIVE studies; CONFIDENCE intervalsUNITED States
Subjects: FETOFETAL transfusion; PERINATAL death; COMPARATIVE studiesUNITED States; UNITED Kingdom; SPAIN
Subjects: ANIMAL infertility; PREGNANCY in animals; REPRODUCTIVE technologyUNITED States
Subjects: BIRTH certificates; BIRTH weight; LOW birth weightNEW York (State); UNITED States
Subjects: RISK factors in premature labor; BIRTH certificates; BIRTH sizeILLINOIS; UNITED States
Subjects: BIRTH weight; FERTILIZATION in vitro; GESTATIONAL ageUNITED States
Subjects: MUSCLE tumors; FERTILITY; PREMATURE infantsUNITED States