Pencil Beam Scanning Bragg Peak FLASH Technique for Ultra-High Dose Rate Intensity-Modulated Proton Therapy in Early-Stage Breast Cancer Treatment. - Lattery, Grant; Kaulfers, Tyler; Cheng, Chingyun; Zhao, Xingyi; Selvaraj, Balaji; Lin, Haibo; Simone II, Charles B.; Choi, J. Isabelle; Chang, Jenghwa; Kang, Minglei (Cancers, 2023)