Hormone-receptor-positive Breast Cancer

• Sarah Cannon Research Institute (Scri) At Health One — Denver, Colorado, United States
• Florida Cancer Specialists and Research Institute — Lake Mary, Florida, United States
• Karmanos Cancer Institute — Detroit, Michigan, United States
• Washington University School of Medicine — St Louis, Missouri, United States

• City of Hope Orange County Lennar Foundation Cancer Center — Irvine, California, United States
• UCLA Department of Medicine - Hematology/Oncology — Los Angeles, California, United States
• Georgetown University Medical Center — Washington D.C., District of Columbia, United States
• Sarah Cannon Research Institute at Florida Cancer Specialists — Orlando, Florida, United States

• University of Iowa Hospitals and Clinics — Iowa City, Iowa, United States
• Md Anderson Cancer Center — Houston, Texas, United States
• Fred Hutchinson Cancer Research Center — Seattle, Washington, United States
• Saint Vincents Hospital Sydney — Darlinghurst, New South Wales, Australia

• University of California, San Francisco — San Francisco, California, United States

• Mayo Clinic in Florida — Jacksonville, Florida, United States

• Memorial Sloan Kettering at Basking Ridge (All protocol activities) — Basking Ridge, New Jersey, United States
• Memorial Sloan Kettering Monmouth (All Protocol Activities) — Middletown, New Jersey, United States
• Memorial Sloan Kettering Bergen (All Protocol Activities) — Montvale, New Jersey, United States
• Memorial Sloan Kettering Suffolk-Commack (All Protocol Activities ) — Commack, New York, United States

• Memorial Sloan Kettering Basking Ridge (Consent Only) — Basking Ridge, New Jersey, United States
• Memorial Sloan Kettering Monmouth (Consent Only) — Middletown, New Jersey, United States
• Memorial Sloan Kettering Bergen (Consent Only) — Montvale, New Jersey, United States
• Memorial Sloan Kettering Cancer Center Suffolk-Commack (Consent Only) — Commack, New York, United States

• UCLA Jonsson Comprehensive Cancer Center — Los Angeles, California, United States
• Miami Cancer Institute at Baptist Health, Inc. — Miami, Florida, United States
• Winship Cancer Institute at Emory University — Atlanta, Georgia, United States

Not specified

• Fudan Cancer Hospital — Shanghai, Shanghai Municipality, China