1. Department of Oncology Mayo Clinic Cancer Center, Phoenix , AZ , USA
2. Department of Medicine, Dow University of Health Sciences , Karachi city, Sindh , Pakistan
3. Department of Oncology, Hospital Israelita Albert Einstein, São Paulo , Brazil
4. King’s Daughters Medical Center, Ashland , KY , USA
5. Heartland Cancer Research, Missouri Baptist Medical Center, St Louis , MO , USA
6. Department of Medicine, Honorhealth Research Institute, Scottsdale , AZ , USA
7. Mayo Clinic Libraries, Mayo Clinic, Phoenix , AZ , USA
8. Mayo Clinic Cancer Center, Jacksonville , FL , USA
9. Mayo Clinic Cancer Center, Rochester , MN , USA