TY - CHAP M1 - Book, Section TI - Radiation Therapy for Head and Neck Cancer A1 - Chan, Yvonne A1 - Goddard, John C. PY - 2019 T2 - K.J. Lee’s Essential Otolaryngology: Head and Neck Surgery, 12e AB - Radiation induced double-strand breaks within DNA kill tumor cells.Normal tissues have a greater ability to repair radiation-induced damage as compared to tumor cells.This difference is exploited in radiation oncology.Radiation is usually given in small daily fractions, given 5 days a week over 6 to 7 weeks.This allows for maximal normal tissue healing. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - accesssurgery.mhmedical.com/content.aspx?aid=1172372020 ER -