Decreased venous oxygen saturation was also present in vapers whether or not the e-cigarettes contained nicotine.
Read MoreLatest Lifestyle News | New York Post
Decreased venous oxygen saturation was also present in vapers whether or not the e-cigarettes contained nicotine.
Decreased venous oxygen saturation was also present in vapers whether or not the e-cigarettes contained nicotine.
Read MoreLatest Lifestyle News | New York Post