Breast Neoplasms

• University of Michigan Health System — Ann Arbor, Michigan, United States

• Arkhangelsk District Clinical Oncology Dispensary — Arkhangelsk, Russia
• Clinical Hospital at Chelyabinsk Railway Station — Chelyabinsk, Russia
• State public health institution "Republican Clinical Oncology Dispensary" of the Ministry of Health of the Republic of Tatarstan — Kazan', Russia
• Non-governmental healthcare institution "Central Clinical Hospital № 2 Semashko" JSC "Russian Railways" — Moscow, Russia

• Dana-Farber Cancer Institute — Boston, Massachusetts, United States
• Beth Israel Deaconess Medical Center — Boston, Massachusetts, United States

• Elite Women's Health — New Hyde Park, New York, United States

Not specified

• Highlands Oncology Group Dept of Highlands Oncology Grp — Fayetteville, Arkansas, United States
• Cedars Sinai Medical Center SC — Los Angeles, California, United States
• University of California at Los Angeles UCLA SC — Los Angeles, California, United States
• Stanford University Medical Center Stanford — Stanford, California, United States

• Tucson, Arizona, United States
• Hot Springs, Arkansas, United States
• Hayward, California, United States
• Highland, California, United States

• Research Site — Denver, Colorado, United States
• Research Site — Greenville, South Carolina, United States
• Research Site — Nashville, Tennessee, United States
• Research Site — Houston, Texas, United States

• National Cancer Center — Goyang-si, Gyeonggi-do, South Korea
• Seoul National University Bundang Hospital — Seongnam-si, Gyeonggi-do, South Korea
• Ajou University Hospital — Suwon, Gyeonggi-do, South Korea
• Chungbuk National University Hospital — Cheongju-si, North Chungcheong, South Korea

• Kashiwa-shi, Chiba, Japan
• Hidaka-shi, Saitama, Japan