Los Angeles to ban e cigarettes in buildings and public places Discovery siliconrepublic.com Ireland's Technology News Service Fourth generation electronic cigarettes are just as harmful as older models The Highlander Newspaper Systematic Review and Critical Analysis of Longitudinal Studies Assessing Effect of E Cigarettes on Cigarette Initiation among Adolescent Never Smokers VM As E Cigarette Usage Increases, So Does the Risk of Vision Loss Teen access to e cigarettes faces scrutiny Orange County Register