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Comment
. 1999 Oct 30;319(7218):1201-2; author reply 1203.

Effect of supplementation with vitamin A or beta carotene on mortality related to pregnancy. Pooling of groups may not be appropriate

K Vijayaraghavan, K Krishnaswamy
Comment

Effect of supplementation with vitamin A or beta carotene on mortality related to pregnancy. Pooling of groups may not be appropriate

K Vijayaraghavan et al. BMJ. .
No abstract available

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References

    1. West KP, Jr, Katz J, Khatry SK, LeClerq SC, Pradhan EK, Shreshta SR, et al. Double blind, cluster randomised trial of low dose supplementation with vitamin A or β carotene on mortality related to pregnancy in Nepal. BMJ. 1999;318:570–575. . (27 February.) - PMC - PubMed
    1. West KP, Jr, Katz J, Khatry SK, LeClerq SC, Pradhan EK, Shrestha SR, et al. Double blind, cluster randomised trial of low dose supplementation with vitamin A or β carotene on mortality related to pregnancy in Nepal. BMJ. 1999;318:570–575. . (27 February.) - PMC - PubMed
    1. United Nations Children's Fund. The state of the world's children 1998. Oxford: Oxford University Press; 1998. Vitamin A supplements save pregnant women's lives; pp. 12–13.
    1. West KP, Jr, Katz J, Khatry SK, LeClerq SC, Pradhan EK, Shrestha SR, et al. Double blind, cluster randomised trial of low dose supplementation with vitamin A or β carotene on mortality related to pregnancy in Nepal. BMJ. 1999;318:570–575. . (27 February.) - PMC - PubMed
    1. Olsen SF. Effect of vitamin A and β carotene supplementation on women's health. BMJ. 1999;318:551–552. . (27 February.) - PMC - PubMed