Federal health officials, concerned about the growing problem of superbugs, took a tentative step toward banning a common agricultural use of penicillin and tetracycline.
By GARDINER HARRIS, New York Times
Mon, 06/28/2010 - 8:06pm
Federal health officials, concerned about the growing problem of superbugs, took a tentative step toward banning a common agricultural use of penicillin and tetracycline.