A Study of BB-1701 in Previously Treated Participants With Human Epidermal Growth Factor Receptor 2 (HER2)-Positive or HER2-low Unresectable or Metastatic Breast Cancer

Memorial Sloan-Kettering Cancer Center, New York

AdventHealth Cancer Institute - Orlando, Orlando

Cleveland Clinic - Fairview Hospital - Cancer Center (Moll Cancer Center), Cleveland

Cleveland Clinic - Hillcrest Hospital - Hillcrest Cancer Center, Cleveland

Community Cancer Center South, Indianapolis

Fort Wayne Medical Oncology & Hematology, Fort Wayne

Mission Blood and Cancer, Des Moines

Avera Cancer Institute, Sioux Falls

NHO Revive Research Institute LLC, Lincoln

New Mexico Oncology Hematology Consultants, Albuquerque

UCLA Center for East-West Medicine, Los Angeles

Cancer and Blood Specialty Clinic, Los Alamitos

Oregon Oncology Specialists, Salem

UCSF, San Francisco

Yale New Haven Hospital, New Haven

Moffitt Cancer Center, Tampa

University of Michigan Hospital, Ann Arbor

Washington University in St. Louis School of Medicine, St Louis

Nebraska Cancer Specialist, Omaha

Astera Cancer Care, East Brunswick

Summit Medical Group, Florham Park

Rutgers Cancer Institute of New Jersey, New Brunswick

Cleveland Clinic, Cleveland

UPMC CancerCenter at Magee - Womens Hospital, Pittsburgh

St. Francis Cancer Center, Greenville

The West Clinic, PLLC dba West Cancer Cente, Germantown

Northwest Medical Specialties, Puyallup

CHU Besançon - Hôpital Jean Minjoz, Besançon

Institut Régional du Cancer de Montpellier, Montpellier

Centre Armoricain de Radiotherapie Imagerie & Oncologie (CARIO), Plérin

Institut de Cancerologie de Ouest (ICO) - Saint-Herblain, Saint-Herblain

Nagoya University Hospital, Nagoya

Hiroshima City Hiroshima Citizens Hospital, Hiroshima

Hokkaido University Hospital, Sapporo

Hyogo Medical University Hospital, Nishinomiya-shi

Sagara Hospital, Social Medical Corporation Hakuaikai, Kagoshima

Kanagawa Cancer Center, Yokohama

National Cancer Center Hospital (NCCH), Chūōku

Kyoto University Hospital, Sakyo-ku

Tohoku University Hospital, Sendai

Okayama University Hospital, Okayama

Saitama Medical University International Medical Center, Hidaka-shi

Saitama Cancer Center, Kitaadachi-gun

St. Luke's International Hospital, Chuou-ku

The Cancer Institute Hospital of Japanese Foundation for Cancer Research, Koto Ku

Showa University, Shinagawa Ku

Hospital Universitario Vall d'Hebron, Barcelona

HM Universitario Sanchinarro, Madrid

Hospital Beata María Ana, Madrid