This fully updated and enhanced third edition offers a highly practical, application-based review of the biological basis of radiation oncology and the clinical efficacy of radiation therapy. Revised edition of the classic reference in radiation oncology from Dr. C.C. Wang, whose practical approach to clinical application was legendary Includes the latest developments in the field: intensity modulated radiation therapy (IMRT), image guided radiation therapy, and particle beam therapy Includes two brand new chapters Palliative Radiotherapy, and Statistics in Radiation Oncology Features a vibrant and extremely comprehensive head and neck section Provides immediately applicable treatment algorithms for each tumor