• 3 Journals, Magazines, Newspapers

• 2 Childbirth
• 2 Prenatal care
• 1 Birth Rate
• 1 Birth Weight
• 1 Causes
• 1 Death
• 1 Infant Mortality
• 1 Prenatal Care
• 1 Statistics, Vital

• 1 Massachusetts. Bureau of Family and Community Health
• 1 Massachusetts. Department of Public Health

• 3 English

• 3 Massachusetts

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