Dr. Edith Perez on the Antibody-Drug Conjugate T-DM1 – Edith A. Perez, MD, deputy director, Mayo Clinic Cancer Center, Florida, director, Breast Program, Serene M. and Frances C. Durling Professor of Medicine, Mayo Medical School, discusses the antibody-drug conjugate T-DM1 that is being investigated as a treatment for patients with HER2-positive, unresectable, locally advanced or metastatic breast cancer. For more information on breast cancer treatments, visit www.onclive.com