TY - GEN AU - de Kock,E A AU - Schreuder,A N TI - Comments on 'The calibration of CT Hounsfield units for radiotherapy treatment planning' SN - 0031-9155 PY - 1997///0203 KW - Biophysical Phenomena KW - Biophysics KW - Humans KW - Models, Theoretical KW - Photons KW - Proton Therapy KW - Radiotherapy Planning, Computer-Assisted KW - statistics & numerical data KW - Tomography, X-Ray Computed N1 - Publication Type: Letter; Comment ER -