Lymphoma, Large B-Cell, Diffuse

• Loyola University Medical Center, Foster G. McGraw Hospital and Satellites — Maywood, Illinois, United States
• Tufts Medical Center — Boston, Massachusetts, United States
• University of Michigan Comprehensive Cancer Center — Ann Arbor, Michigan, United States
• Siteman Cancer Center — City of Saint Peters, Missouri, United States

• Masonic Cancer Center at University of Minnesota — Minneapolis, Minnesota, United States

• Masonic Cancer Center at University of Minnesota — Minneapolis, Minnesota, United States
• M. D. Anderson Cancer Center at University of Texas — Houston, Texas, United States
• Scott and White Cancer Institute — Temple, Texas, United States

Not specified

• University of Minnesota Cancer Center — Minneapolis, Minnesota, United States

• University of Minnesota Cancer Center — Minneapolis, Minnesota, United States

• Florida Cancer Specialists-South — Fort Myers, Florida, United States
• Woodlands Medical Specialists — Pensacola, Florida, United States
• Florida Cancer Specialists North — St. Petersburg, Florida, United States
• Space Coast Cancer Center — Titusville, Florida, United States

• The Affiliated Hospital of Military Medical Sciences(The 307th Hospital of Chinese PLA) — Beijing, China
• the First Hospital of Jilin University — Changchun, China
• Xiangya Hospital of Centre-South University — Changsha, China
• Changzhou First People's Hospital — Changzhou, China

• City of Hope Comprehensive Cancer Center — Duarte, California, United States
• City of Hope Medical Group — Pasadena, California, United States

• Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins — Baltimore, Maryland, United States