Of the 2000 subjects who were recruited for the study, 1794 received all three vaccine doses, including 898 given active vaccine and 896 given placebo.

该研究共招募了2000名受试者，有1794人完成所要求注射疫苗的三支剂量，其中898名接受了活疫苗，而896名接受了安慰剂作对照。

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"If you look at the large studies, that were published over the last several years, including a large number of patients comparing Avandia to a placebo or other drugs, there was actually no increase in that risk.

VOA: standard.2010.03.02

Dr. Goel, co-author of the March study, agrees that including a placebo arm "would have been better" but says his study was an essential preliminary to larger trials.

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"While we're waiting, I'd say they need more head-to-head comparison data, including laropiprant versus placebo, " says Taylor.

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Recent years have seen Bowie at ease with both his back catalogue and performing new material, content to appear with acts he had inspired - including Suede's Brett Anderson and Placebo.

BBC: NEWS | Entertainment | Bowie: Pop's most enduring star