1. From Barts Cancer Institute, Queen Mary University of London, London (P.S.); International Oncology Bureau Institute of Oncology, Quirón Group, Madrid, and Vall d’Hebron Institute of Oncology, Barcelona (J.C.) — both in Spain; Yale School of Medicine, Yale Cancer Center, New Haven, CT (L.P.); Cedars-Sinai Medical Center, Los Angeles (H.M.); Kliniken Essen-Mitte, Essen (S.K.), the Institute of Pathology, Philipps-University Marburg and University of Marburg, Marburg (C.D.), the Breast Center, Department...