Study: Cancer Drug Substitute Linked To Higher Rate of Relapse by Jonathan LaPook. December 26, 2012.
In 2010, there were shortages in 23 cancer drugs. This shortage spurred the search for substitutes. Now a study in the New England Journal of Medicine showed that 88 percent treated with the original drug were cancer-free after two years. However those treated with substitute drugs had only a 75 percent cancer-free rate.
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