200
Participants
Start Date
November 15, 2010
Primary Completion Date
December 31, 2032
Study Completion Date
December 31, 2032
Accelerated Partial Breast Irradiation
Undergo APBI delivered with proton radiation
Proton Beam Radiation Therapy
Undergo APBI delivered with proton radiation
Quality-of-Life Assessment
Ancillary studies
M D Anderson Cancer Center, Houston
National Cancer Institute (NCI)
NIH
M.D. Anderson Cancer Center
OTHER