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Consider the negative placebo response, called the nocebo effect. (The term nocebo is also from Latin, this time from the infinitive nocere, "to do harm.") A nocebo response occurs when the suggestion of a negative effect of an intervention leads to an actual negative outcome. When doctors tell patients that...
According to Fauci, however, the trial was not designed to license the vaccine but to test whether the concept of using the two vaccines in sequence would work. In the latter condition, statisticians say scientists generally consider all data from the complete, original population, since these numbers more accurately reflect...
Twitterers across the world colored their avatars green to show support for protesters who took to Iran's streets after the country's disputed elections earlier this year. Users of the micro-blogging site might now consider overlaying their avatars with a film of sludge brown as a mark of...
But success, especially in science, is relative. Yes, as media reports immediately crowed, the vaccine was 31% effective at reducing the risk of HIV infection among the 16,000 healthy volunteers in the study. But that's nowhere near the 70%-to-80% rate that most public-health experts say...
What do you consider to be the greatest achievement of the U.N. during your tenure?