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. 1968 Oct;22(4):212–222. doi: 10.1136/jech.22.4.212

Major central nervous system malformations in South Wales. II. Pregnancy factors, seasonal variation, and social class effects.

K M Laurence, C O Carter, P A David
PMCID: PMC1059148  PMID: 4882275

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

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