American Academy of Family Physicians National Research Network, Leawood, Kansas, United States
University of Colorado, Denver, Colorado, United States
Amerita, Centennial, Colorado, United States
City of Hope, Duarte, California, United States
University of Colorado Hospital, Aurora, Colorado, United States
Mayo Clinic, Rochester, Minnesota, United States
University of Colorado, Aurora, Colorado, United States
University of Colorado Anschutz Health and Wellness Center, Aurora, Colorado, United States
Rocky Mountain Regional VA Medical Center, Aurora, Colorado, United States
University of Colorado Hospital, Aurora, California, United States
University of Colorado Hospital, Denver, Colorado, United States
Maine Health, Portland, Maine, United States
University of Colorado Anschutz Medical Campus, Aurora, Colorado, United States