This appears to be another article with half truths and misleading conclusions based on the first page (summary) of the study. I've never heard of any other work done by the German Cancer Research Center so I don't know how credible they are, but this article appears to be a familiar twist on the data represented in the linked report.
www. healthcanal. com/substance-abuse/38594-electronic-cigarettes-an-uncontrolled-experiment-with-consumers.html
(remove the spaces after www. and before .com)
Actual report linked below:
http://www.dkfz.de/en/presse/download/RS-Vol19-E-Cigarettes-EN.pdf
www. healthcanal. com/substance-abuse/38594-electronic-cigarettes-an-uncontrolled-experiment-with-consumers.html
(remove the spaces after www. and before .com)
Actual report linked below:
http://www.dkfz.de/en/presse/download/RS-Vol19-E-Cigarettes-EN.pdf