A Study of Zanidatamab in Combination With Chemotherapy Plus or Minus Tislelizumab in Patients With HER2-positive Advanced or Metastatic Gastric and Esophageal Cancers

St James's Hospital, Dublin

Cliniques Universitaires Saint-Luc, Brussels

Hospital de Gastroenterología Dr Bonorino Udaondo, Buenos Aires

Liverpool Hospital, Liverpool

Centro de Investigación Pergamino S.A., Pergamino

Imelda VZW, Bonheiden

UZ Leuven, Leuven

Austin Health, Heidelberg

CHU de Liège, Liège

Flinders Medical Centre, Bedford Park

High Technology Hospital MedCenter Ltd, Tbilisi

Fiona Stanley Hospital, Murdoch

Hospital Universitario Germans Trias i Pujol, Badalona

UZ Gent, Ghent

Fondazione del Piemonte per l'Oncologia (IRCCS), Candiolo

National Cancer Center, Goyang-si

Hospital Pulau Pinang, George Town

University Clinical Center of Serbia - PPDS, Belgrade

Clinical Hospital Center Bezanijska Kosa, Belgrade

Taipei Veterans General Hospital, Taipei

North Estonia Medical Centre Foundation, Tallinn

CHA Bundang Medical Center, CHA University, Seongnam-si

Seoul National University Bundang Hospital, Seongnam-si

Hallym University Sacred Heart Hospital, Anyang-si

Ospedale Policlinico San Martino, Genova

Hospital Universitari de Girona Dr Josep Trueta, Girona

University Clinical Center Nis, Niš

Ospedale San Raffaele S.r.l. - PPDS, Milan

Istituto Nazionale Dei Tumori, Milan

ASST Grande Ospedale Metropolitano Niguarda - Presidio Ospedaliero Ospedale Niguarda, Milan

Universite de Bourgogne - Faculte de Medecine - IN, Dijon

Oncology Institute of Vojvodina, Kamenitz

Gachon University Gil Medical Center, Incheon

Trakya University Medical Faculty, Edirne

Hospital Universitario Ramon y Cajal, Madrid

Hospital Universitario La Paz - PPDS, Madrid

Hospital Regional Universitario de Malaga - Hospital General, Málaga

Complejo Hospitalario de Navarra, Pamplona

Complejo Asistencial Universitario de Salamanca - H. Clinico, Salamanca

EDOG - Institut Bergonie - PPDS, Bordeaux

CHU de Bordeaux - Hopital Haut Leveque, Pessac

EDOG - Centre Eugene Marquis Centre Regional de Lutte Contre Le Cancer - PPDS, Rennes

Dokuz Eylul Universitesi, Izmir

"Azienda ULSS 8 Berica - Ospedale San Bortolo", Vicenza

Centro Ricerche Cliniche Di Verona, Verona

Centre Hospitalier Universitaire Grenoble Alpes - Hopital Albert Michallon, Grenoble

Hospital Universitario Marques de Valdecilla, Santander

Srinagarind Hospital, Khon Kaen University, Khon Kaen

Azienda Ospedaliero Universitaria Di Bologna - Policlinico S Orsola Malpighi, Bologna

Hospital Universitario Virgen Macarena, Seville

Azienda Ospedaliero Universitaria Di Modena Policlinico, Modena

Kyungpook National University Chilgok Hospital, Daegu

CHRU de Brest - Hopital Morvan, Saint-Priest-en-Jarez

The Municipal Enterprise Volyn Regional Medical Oncology Centre of the Volyn Regional Council, Lutsk

Arcispedale Santa Maria Nuova, Reggio Emilia

EDOG Institut de Cancerologie de l'Ouest - PPDS, Nantes

Istituto Scientifico Romagnolo Per Lo Studio E La Cura Dei Tumori IRST - PPDS, Meldola

Dong-A University Hospital, Busan

Hospital Universitario Miguel Servet, Zaragoza

The Fourth Hospital of Hebei Medical University, Shijiazhuang

Bioclinic Thessaloniki Oncology Department, Thessaloniki

Interbalkan Medical Center of Thessaloniki Oncology Department, Thessaloniki

Institut für Klinisch-Onkologische Forschung, Frankfurt am Main

Medical Park Trabzon Yildizli, Trabzon

National Cancer Institute ( Institut Kanser Negara), Putrajaya

Hospital Universitario Dr. Jose Eleuterio González, Monterrey

Centro de Investigacion Clinica de Oaxaca, Oaxaca City

Centre Léon Berard, Lyon

Hôpital de Rangueil, Toulouse

Sainte-Catherine, Institut du Cancer Avignon Provence, Avignon

CHRU de Poitiers La Miletrie, Poitiers

Songklanagarind Hospital, Hat Yai

Sarawak General Hospital, Kuching

Hôpital Saint Antoine, Villejuif

Beijing Chao-Yang Hospital, Capital Medical University, Beijing

Cancer Hospital Chinese Academy of Medical Sciences, Beijing

Beijing Cancer Hospital, Beijing

Peking University Third Hospital, Beijing

Beijing Luhe Hospital, Capital Medical University, Beijing

Indraprastha Apollo Hospitals, New Delhi

Liaoning Cancer Hospital & Institute, Shenyang

Artemis Hospital, Gūrgaon

The Tonghua Central Hospital, Tonghua

Harbin Medical University Cancer Hospital, Harbin

Ruijin hospital Shanghai Jiao Tong University School of Medicine, Shanghai

Fudan University Affiliated Zhongshan Hospital, Shanghai

Fudan University Shanghai Cancer Center, Shanghai

Shanghai General Hospital, Shanghai

Oncology Center Sfantul Nectarie, Craiova

Nanjing Drum Tower Hospital ,The Affiliated Hospital of Nanjing University Medical School, Nanjing

Changzhou First People's Hospital, Changzhou

Affiliated Hospital of Jiangnan University, Wuxi

Northern Jiangsu People's Hospital, Yangzhou

Anhui Provincial Cancer Hospital, Hefei

The Second Affiliated Hospital of Anhui Medical University, Hefei

The First Affiliated Hospital of Bengbu Medical College, Bengbu

Shandong Cancer Hospital, Jinan

Jinan Central Hospital, Jinan

National Cancer Center Singapore, Singapore

Weihai Municipal Hospital, Weihai

The Affiliated Hospital of Qingdao University, Qingdao

Tianjin Medical University General Hospital, Tianjin

Tianjin Medical University Cancer Institute & Hospital, Tianjin

The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou

Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou

Second Affiliated Hospital of Zhejiang University School of Medicine, Hangzhou

Zhejiang Cancer Hospital, Hangzhou

The First Affiliated Hospital of Wenzhou Medical University, Wenzhou

The First Affiliated Hospital of Nanchang University, Nanchang

The First Affiliated Hospital of Fujian Medical University, Fuzhou

Fujian Cancer Hospital, Fuzhou

The First Affiliated Hospital of Xiamen University, Xiamen

Prof Dr I Chiricuta Institute of Oncology - PPDS, Cluj-Napoca

Medisprof SRL, Cluj-Napoca

China Medical University Hospital, Taichung

Hunan Cancer Hospital, Changsha

Union Hospital Tongji Medical College HuaZhong University of Science and Technology, Wuhan

Hubei Cancer Hospital, Wuhan

Henan Cancer Hospital, Zhengzhou

The First Affiliated Hospital of Zhengzhou University, Zhengzhou

MNJ Institute of Oncology and Regional Cancer Centre, Hyderabad

Guangdong Provincial People's Hospital, Guangzhou

The Sixth Affiliated Hospital of Sun Yat-sen University, Guangzhou

HCG City Cancer Center, Vijayawada

Hainan General Hospital, Haikou

Sichuan Cancer Hospital & Institute, Chengdu

Yunnan Cancer Hospital, Kunming

First Affiliated Hospital of Xi 'an Jiaotong University, Xi'an

The First Hospital of Lanzhou University, Lanzhou

Gansu Cancer Hospital, Lanzhou

All India Institute of Medical Sciences, Bhubaneswar, Bhubaneswar

Regional Cancer Centre Indira Gandhi Institute of Medical Sciences, Patna

Cancer Hospital affiliated to Xinjiang Medical University, Ürümqi

Sociedad de Investigaciones Medicas Limitada, Temuco

Fundación Arturo López Pérez (FALP) - PPDS, Providencia

Centro de Estudios Clínicos SAGA SpA, Providencia

Sociedad Oncovida S.A, Santiago

Icegclinic, Santiago

BIOCINETIC SpA, Santiago

Centro Internacional de Estudios Clinicos CIEC, Santiago

Instituto de Investigaciones Metabólicas - IDIM, Buenos Aires

Hospital Italiano de Buenos Aires, Buenos Aires

Fundación Centro de Medicina Nuclear y Molecular ER, Córdoba

Centro Médico Privado CEMAIC, Córdoba

Centro de Investigación Clínica - Clínica Viedma, Viedma

Centro Integrado de Pesquisa - CIP, Barretos

Fundação Pio XII Hospital de Câncer de Barretos, Barretos

Cenantron - Centro Avancado de Tratamento Oncologico Ltda, Belo Horizonte

Centro de Pesquisas Clínicas/Fundação Doutor Amaral Carvalho, Brasília

Instituto Do Câncer Do Ceará ICC, Fortaleza

Hospital de Clinicas de Porto Alegre (HCPA) - PPDS, Porto Alegre

Irmandade Da Santa Casa de Misericordia de Porto Alegre, Porto Alegre

Hospital Nossa Senhora Da Conceição, Porto Alegre

Núcleo de Pesquisa Clínica da Rede São Camilo, Santo André

Instituto do Cancer do Estado de São Paulo ICESP, São Paulo

Instituto de Oncologia de Sorocaba, Sorocaba

Princess Margaret Cancer Centre, Toronto

Changzhi People's Hospital, Changzhi

Affiliated Hospital of Inner Mongolia Medical University, Hohhot

Research Institute of Clinical Medicine, Tbilisi

Attikon University General Hospital, Athens

Agios Loucas Clinic SA, Thessaloniki

Clinica Medica Especializada CELAN, Guatemala City

Grupo Medico Angeles, Guatemala City

Centro Medico Integral de Cancerologia CEMIC, Salcajá

Fondazione Policlinico Universitario A Gemelli, Rome

Chiba Cancer Center, Chiba

National Cancer Center Hospital East, Kashiwa-shi

Gifu University Hospital, Gifu

Gunma Prefectural Cancer Center, Ota-shi

Hyogo Cancer Center, Akashi-shi

Ibaraki Prefectural Central Hospital, Kasama-Shi

Kagawa University Hospital, Kita-Gun Miki-Cho

Kanagawa Cancer Center, Yokohama-Shi Asahi-Ku

Kumamoto University Hospital - Honjo-Kuhonji Campus A, Chuo-Ku

Kyoto University Hospital, Sakyo-ku

Osaki Citizen Hospital, Osaki-Shi

Kurashiki Central Hospital, Kurashiki-Shi

Osaka University Hospital, Suita-Shi

Osaka Medical and Pharmaceutical University Hospital, Takatsuki-Shi

Keio University Hospital, Shinjuku-Ku

National Cancer Center Hospital, Chūōku

National Hospital Organization Kyushu Cancer Center, Fukuoka

Saitama Cancer Center, Ina

Shikoku Cancer Center, Matsuyama

Osaka International Cancer Institute, Osaka

Kindai University Hospital, Ōsaka-sayama

The Cancer Institute Hospital of Japanese Foundation For Cancer Research, Tokyo

Health Pharma Professional Research S.A de C.V., Mexico City

Catharina Hospital, Eindhoven

Leids Universitair Medisch Centrum, Leiden

ETZ-Elisabeth, Tilburg

Wojewodzkie Wielospecjalistyczne Centrum Onkologii i Traumatologii im. M. Kopernika w Lodzi, Lodz

Centrum Onkologii Instytut im. Marii Sklodowskiej-Curie, Warsaw

Hospital Garcia de Orta, Almada

Centro Hospitalar E Universitário de Coimbra EPE, Coimbra

Hospital Senhora da Oliveira - Guimaraes, E.P.E, Guimarães

Centro Hospitalar Lisboa Norte, E.P.E. - Hospital de Santa Maria, Lisbon

Unidade Local de Saúde de Matosinhos SA, Matosinhos Municipality

Centro Hospitalar do Porto EPE, Porto

Instituto Portugues de Oncologia Do Porto Francisco Gentil Epe - PPDS, Porto

Fundeni Clinical Institute, Bucharest

Wilgers Oncology Centre, Pretoria

Korea University Anam Hospital, Seoul

Seoul National University Hospital, Seoul

The Catholic University of Korea, Seoul St. Mary's Hospital, Seoul

Kangbuk Samsung Hospital, Seoul

Severance Hospital Yonsei University Health System - PPDS, Seoul

Asan Medical Center, Seoul

Gangnam Severance Hospital, Yonsei University Health System, Seoul

Samsung Medical Center, Seoul

Korea University Guro Hospital, Seoul

Corporacio Sanitaria Parc Tauli, Sabadell

Hospital Universitario Vall d'Hebron - PPDS, Barcelona

Institut Català d'Oncologia (Hospital Duran y Reynals), L'Hospitalet de Llobregat

Hacettepe Universitesi Kanser Enstitusu, Ankara

Acibadem Adana Hospital, Seyhan

Dr. Abdurrahman Yurtaslan Ankara Onkology Training and Research Hospital, Yenimahalle

Bristol Haematology and Oncology Centre, Bristol

Western General Hospital Edinburgh - PPDS, Edinburgh

St James University Hospital, Leeds

Guy's and St Thomas' NHS Foundation Trust - Guy's Hospital, London

Royal Marsden Hospital - London, London

Royal Marsden Hospital - Surrey, London

Edith Cavell Hospital, Peterborough

Weston Park Cancer Centre, Sheffield