The U.S. Food and Drug Administration's recent authorization of the first fruit flavored e cigarettes approved for sale to adults 21 and over in the U.S. is raising concerns from pediatrician groups US Medical Group Calls for Total Ban on E Cigarettes, Vaping Products The Demographics of E Cigarette Users [Part 1 of 3 Part Series] Studying e cigarettes' risk to reproductive health One Reproductive Health University of Saskatchewan Cigarette Smoking is Down Nationwide, but Not Equally Across All Groups AHR Scientists ask UN health group for strict rules on e cigarettes Yahoo News Singapore