Neoadjuvant Study Using Trastuzumab or Trastuzumab With Pertuzumab in Gastric or Gastroesophageal Junction Adenocarcinoma

Hôpitaux Universitaires de Genève - HUG, Geneva

University Hospital Gent, Ghent

Charite - Universitaetsmedizin Berlin - Campus Virchow-Klinikum, Berlin

North Estonia Medical Centre, Tallinn

Hallym University Sacred Heart Hospital, Seoul

The Catholic University of Korea-St. Vincent's Hospital, Suwon-Si Gyeonggi-do

ICO Girona - Hospital Dr Josep Trueta (Institut Catala d'Oncologia), Girona

Istituto Europeo di Oncologia, Milan

Asklepios Kliniken GmbH - Asklepios Klinik Barmbek, Hamburg

Azienda Ospedaliera Papa Giovanni XXIII, Bergamo

CHRU de Besancon - Hopital Jean Minjoz, Besançon

Onkologische Unter-Ems (Leer-Papenburg-Emden), Leer

Hospital Universitario Ramon y Cajal, Madrid

CHU de Bordeaux - Group Hospitalier Sud - Hopital Haut-Lévêque, Pessac

Universitaetsmedizin Goettingen - Georg-August Universitaet, Göttingen

Kliniken Essen-Mitte - Evang. Huyssens-Stiftung, Essen

Hospital Clinico Universitario De Valencia, Valencia

CHU de Reims - Hôpital Robert Debré, Reims

Johannes Gutenberg Universitaetskliniken - Mainz University Medical Center, Mainz

CHRU de Lille - Hopital Huriez, Lille

SLK-Kliniken Heilbronn GmbH, Heilbronn

Ludwig-Maximilians-Universitaet München - Campus Grosshadern, München

National Cancer Centre Singapore, Singapore

Institut Gustave Roussy, Villejuif

Universitaetsklinikum Leipzig, Leipzig

Technische Universität München - Klinikum Rechts der Isar, München

Azienda Ospedaliera Ordine Mauriziano di Torino, Torino

Instituto Portugues de Oncologia de Lisboa Francisco Gentil, Lisbon

Asan Medical Center, Seoul

Gangnam Severance Hospital, Seoul

Hallym University Sacred Heart Hospital, Seoul

Severance Hospital YUCM, Seoul

Severance Hospital, Yonsei University Health System (YUCM), Seoul

Centre Hospitalier Universitaire Vaudois, Lausanne

University College London Hospitals (UCLH) - NHS Foundation Trust, London

The Christie NHS Foundation Trust, Manchester

Universitaetsklinikum Carl Gustav Carus, Dresden

The Netherlands Cancer Institute-Antoni Van Leeuwenhoekziekenhuis, Amsterdam

Academisch Medisch Centrum - UMC Universiteit van Amsterdam - site: VUMC, Amsterdam

Oslo University Hospital - Radiumhospitalet, Oslo

Instituto Portugues De Oncologia - Centro Do Porto, Porto

Asan Medical Center, Seoul

Gangnam Severance Hospital, Seoul

Institut Catala d'Oncologia - ICO L'Hospitalet, L'Hospitalet de Llobregat

ICO Badalona (Institut Catala d'Oncologia) - Hospital Germans Trias i Pujol, Badalona

Hospital Universitari Vall d'Hebron - Institut Oncologia, Barcelona

University Hospitals Birmingham NHS - UHB-Queen Elisabeth MC, Birmingham

Royal Marsden Hospital - site: Sutton, Surrey, Sutton