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Changes in characteristics of women who smoke during pregnancy: Missouri, 1978-88.
The Missouri birth certificate has had a question, "cigarettes smoked per day?" since 1978; the current data base contains more than 800,000 records. A comparison of the Missouri data for married mothers with the National Natality Survey (NNS) data shows mainly consistent findings between...
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| Auteurs principaux: | , |
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| Format: | Artigo |
| Langue: | Inglês |
| Publié: |
1991
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| Sujets: | |
| Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1580209/ https://ncbi.nlm.nih.gov/pubmed/1899940 |
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