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BMJ 1997; 315 doi: http://dx.doi.org/10.1136/bmj.315.7116.1111b (Published 01 November 1997) Cite this as: BMJ 1997;315:1111

Placebo arms of AIDS trials in Africa dropped:Researchers in the United States have announced that they will drop some segments of AIDS trials in Africa in which patients received placebo rather than active treatment (27 September p 765). Last month an editorial in the New England Journal of Medicine strongly criticised such trials. A spokesman for Johns Hopkins …

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