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CROIZika Can Persist in Semen for 3 MonthsThe first prospective study of people infected with Zika shows how complex the virus is and reveals how much more there is to learn.
Rural Regions at Risk for Injection-Drug HIV CrisisThe epidemic of HIV infections last year in Indiana was a signal of the increase in opioid addiction in the region, and was
foreshadowed by a rise in hepatitis C infections.