Extensive Stage Small Cell Lung Cancer

• University of Southern California, Norris Comprehensive Cancer Center — Los Angeles, California, United States
• University of Illinois Chicago — Chicago, Illinois, United States
• Trinity Health Saint Joseph Mercy Ann Arbor — Ann Arbor, Michigan, United States
• Avera Cancer Institute — Sioux Falls, South Dakota, United States

• Banner MD Anderson Cancer Center — Gilbert, Arizona, United States
• University of Southern California, Norris Comprehensive Cancer Center — Los Angeles, California, United States
• Moffitt Cancer Center — Tampa, Florida, United States
• Emory University — Atlanta, Georgia, United States

• Indiana University Melvin and Bren Simon Comprehensive Cancer Center — Indianapolis, Indiana, United States
• University of Iowa Hospitals and Clinics — Iowa City, Iowa, United States
• Karmanos Cancer Center (Wayne State University) — Detroit, Michigan, United States
• University of Virginia Health System — Charlottesville, Virginia, United States

• Queen Mary Hospital — Hong Kong
• National Cancer Center Hospital East — Kashiwa, Chiba, Japan
• Ehime University Hospital — Tōon, Ehime, Japan
• Kindai University Hospital — Sakai, Osaka, Japan

Not specified

• AdventHealth — Orlando, Florida, United States
• University Cancer and Blood Center LLC — Athens, Georgia, United States
• University of Kentucky — Lexington, Kentucky, United States
• St Louis University — St Louis, Missouri, United States

• University of Illinois Medical Center — Chicago, Illinois, United States
• Indiana University Melvin and Bren Simon Comprehensive Cancer Center — Indianapolis, Indiana, United States
• University of Iowa Hospitals and Clinics — Iowa City, Iowa, United States
• University of Maryland — Baltimore, Maryland, United States

• Beijing Cancer Hospital — Beijing, Beijing Municipality, China
• The Second Affiliated Hospital of Army Medical University, People's Liberation Army — Chongqing, Chongqing Municipality, China
• Army Special Medical Center of Peoples Liberation Army — Chongqing, Chongqing Municipality, China
• Mengchao Hepatobiliary Hospital of Fujian Medical University — Fuzhou, Fujian, China

• University of Southern California, Norris Comprehensive Cancer Center — Los Angeles, California, United States
• Christiana Care Health Services — Newark, Delaware, United States
• Henry Ford Health System — Detroit, Michigan, United States
• Rutgers Cancer Institute of New Jersey — New Brunswick, New Jersey, United States

• Alabama Oncology — Birmingham, Alabama, United States
• City of Hope - Phoenix — Goodyear, Arizona, United States
• Arizona Clinical Research Center (ACRC) — Tucson, Arizona, United States
• Highlands Oncology Group — Springdale, Arkansas, United States