University of Minnesota, Minneapolis, Minnesota, United States
Prism Research, Saint Paul, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
Brown University Center for Alcohol and Addiction Studies School of Public Health, Providence, Rhode Island, United States
Tobacco Research Center, San Francisco, California, United States
Tobacco Research Programs, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
Essentia Health St Mary's - Detroit Lakes, Detroit Lakes, Minnesota, United States
Essentia Health - Fosston Clinic, Fosston, Minnesota, United States
Fairview Grand Itasca Clinic & Hospital, Grand Rapids, Minnesota, United States
University of Pittsburgh Medical Center, Thomas E. Starzl Transplantation Institute, Pittsburgh, Pennsylvania, United States
Cleveland Clinic, Cleveland, Ohio, United States
University of Minnesota, Minneapolis, Minnesota, United States
University of Minnesota, Minneapolis, Minnesota, United States
Physical Activity Epidemiology Laboratory, Minneapolis, Minnesota, United States