Antibiotic use has tapered in the United States, but increased use of the drugs elsewhere has experts worried it may spur the evolution of drug-resistant "superbugs."
Philly.com Business, Philadelphia Inquirer & Daily News: Business
Mon, 03/26/2018 - 12:02pm
Antibiotic use has tapered in the United States, but increased use of the drugs elsewhere has experts worried it may spur the evolution of drug-resistant "superbugs."