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West Nile Mosquitoes Found Within Fresno City Limits

Adult mosquitoes collected from an area around portions of the 93704 zip code area within the city of Fresno have tested positive for West Nile virus, according to the Fresno County Department of Public Health. West Nile virus is the leading cause of mosquito-borne disease in the continental United States,...

1st Malaria Vaccine Tried out in Babies in 3 African Nations

TOMALI, Malawi — A pinch in the leg, a squeal and a trickle of tears. One baby after another in Malawi is getting the first and only vaccine against malaria, one of history's deadliest and most stubborn of diseases. The southern African nation is rolling out the shots in an unusual pilot...