SOURCES:

Sonia Sharma, physician assistant, University of California, San Francisco.

Monica Hanna, assistant director, Nicotine and Tobacco Recovery Program, RWJBarnabas Health Institute for Prevention and Recovery, New Jersey.

Nancy Rigotti, MD, director, Tobacco Research and Treatment Center, Massachusetts General Hospital, Boston.

J. Taylor Hays, MD, former medical director, Mayo Clinic Nicotine Dependence Center, Rochester, MN.

Nigar Nargis, PhD, senior scientific director of tobacco control research, American Cancer Society.

Alex Clark, CEO, Consumer Advocates for Smoke-free Alternatives Association.

Thomas Eissenberg, PhD, co-director, Center for the Study of Tobacco Products, Virginia Commonwealth University, Richmond.

JAMA Network Open: “Demographic Characteristics, Cigarette Smoking, and e-Cigarette Use Among US Adults,” “Interest in Quitting e-Cigarettes Among Adult e-Cigarette Users With and Without Cigarette Smoking History.”

The New England Journal of Medicine: “A Randomized Trial of E-Cigarettes versus Nicotine-Replacement Therapy.”

FDA: “Modifications To Labeling of Nicotine Replacement Therapy Products for Over-the-Counter Human Use.”