Researchers at Washington University have developed a blood test for Alzheimer's that can detect a central biomarker for the disease in asymptomatic patients and might be more sensitive than a PET brain scan, according to a paper published recently in Neurology.
Drugmakers increasingly are creating generic versions of their own brand-name drugs, aiming in part to sustain revenue after patents expire, but some critics say these so-called "authorized generics" stifle competition and ultimately could increase prices.
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