Southern Chinese city bans e cigarettes in public places Chinadaily.com.cn Move over tobacco: U.S. teens now prefer e cigarettes, study finds Los Angeles Times Teens inhale cancer causing chemicals in e cigarettes Pod based e cigarettes may foster greater nicotine dependence Harvard Gazette A review of constituents identified in e cigarette liquids and aerosols Minnesota introduced an e cigarette tax to deter people from vaping and then smoking rates increased MarketWatch