148
Participants
Start Date
February 8, 2019
Primary Completion Date
February 8, 2023
Study Completion Date
October 1, 2023
e-cigarette
use e-cig for 30 minutes
empty (-cigarette sham control)
use empty e-cig (sham control)
UCLA, Los Angeles
Tobacco Related Disease Research Program
OTHER
University of California, Los Angeles
OTHER