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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- COFFEY V. P., JESSOP W. J. A study of 137 cases of anencephaly. Br J Prev Soc Med. 1957 Oct;11(4):174–180. doi: 10.1136/jech.11.4.174. [DOI] [PMC free article] [PubMed] [Google Scholar]
- EDWARDS J. H. Congenital malformations of the central nervous system in Scotland. Br J Prev Soc Med. 1958 Jul;12(3):115–130. doi: 10.1136/jech.12.3.115. [DOI] [PMC free article] [PubMed] [Google Scholar]
- McDONALD A. D. Maternal health and congenital defect; a prospective investigation. N Engl J Med. 1958 Apr 17;258(16):767–773. doi: 10.1056/NEJM195804172581601. [DOI] [PubMed] [Google Scholar]
- McKEOWN T., RECORD R. G. Seasonal incidence of congenital malformations of the central nervous system. Lancet. 1951 Jan 27;1(6648):192–196. doi: 10.1016/s0140-6736(51)93354-5. [DOI] [PubMed] [Google Scholar]
- PLEYDELL M. J. Mongolism and other congenital abnormalities; an epidemiological study in Northamptonshire. Lancet. 1957 Jun 29;272(6983):1314–1319. doi: 10.1016/s0140-6736(57)91843-3. [DOI] [PubMed] [Google Scholar]