Tobacco Use

• Woodland Research Northwest, LLC — Rogers, Arkansas, United States
• Central Kentucky Research — Lexington, Kentucky, United States
• QPS Bio-Kinetic — Springfield, Missouri, United States
• High Point Clinical Trials Center — High Point, North Carolina, United States

• Battelle Memorial Institute — Baltimore, Maryland, United States

Not specified

Not specified

• The University of Hong Kong — Hong Kong

• University of Kentucky — Lexington, Kentucky, United States

• University of Michigan — Ann Arbor, Michigan, United States
• Corner Health Center — Ypsilanti, Michigan, United States

• MedStar Georgetown University Hospital — Washington D.C., District of Columbia, United States

Not specified

Not specified