The month of birth effect in multiple sclerosis: systematic review, meta-analysis and effect of latitude.
BACKGROUND: Month of birth has previously been described as a risk factor for multiple sclerosis (MS). This has been hypothesised to be related to maternal vitamin D levels during pregnancy, although conclusive evidence to support this is lacking. To date, no large studies of latitudinal variation...
| Main Authors: | , , |
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| 格式: | Journal article |
| 语言: | English |
| 出版: |
2013
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