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Comment
. 1999 Oct 30;319(7218):1202-3.

Effect of supplementation with vitamin A or beta carotene on mortality related to pregnancy. Slight modifications in definitions could alter interpretation of results

C Ronsmans, O Campbell, M Collumbien
  • PMID: 10610159
Comment

Effect of supplementation with vitamin A or beta carotene on mortality related to pregnancy. Slight modifications in definitions could alter interpretation of results

C Ronsmans et al. BMJ. .
No abstract available

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