classic mild cigarette File:Classic pack of 20 back.JPG classic mild cigarette carton Wills

Shu-Hong Zhu, lead author of the study and a professor of family medicine and public health at the University of California, San Diego

Do pack counts vary between different brands of cigarette cartons

When it comes to secondary sources Company's Annual reports, press Releases, Websites, Investor Presentation, Conference Call transcripts, Webinar, Journals, Regulators, National Customs and Industry Associations were given primary weight-age

Our results demonstrate that overall electronic cigarettes seem to be less harmful than regular cigarettes, but their elevated content of toxic metals such as nickel and chromium do raise concerns