Are preterm births on the decline in the United States? Recent data from the National Vital Statistics System. (Q33626122)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Are preterm births on the decline in the United States? Recent data from the National Vital Statistics System. |
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Are preterm births on the decline in the United States? Recent data from the National Vital Statistics System (English)
Joyce A Martin
Michelle J K Osterman