Editorial

Trastuzumab Rezetecan in EBBR2-Low Metastatic Breast Cancer

JAMA 10.1001/jama.2026.22295

October 23, 2026 at 7:40 AM EDT

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This commentary accompanies an Original Investigation publishing to coincide with ESMO Congress 2026.

Corresponding Author: Fabrice André, MD, PhD, Gustave Roussy, Université Paris-Saclay, Department of Medical Oncology, INSERM U981, 114 rue Edouard Vaillant, F-94805 Villejuif, France (f.andre@gustaveroussy.fr).

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