title: Comments on 'ionization chamber dosimetry of small photon fields: a Monte Carlo study on stopping-power ratios for radiosurgery and IMRT beams'.
authors.forename: Jan
authors.initials: J
authors.lastname: Seuntjens
authors.forename: Frank
authors.initials: F
authors.lastname: Verhaegen
mesh_terms: D000465:Algorithms; D006801:Humans; D009010:Monte Carlo Method; D017785:Photons / Q000627:therapeutic use; D011874:Radiometry / Q000295:instrumentation* / Q000379:methods*; D016634:Radiosurgery / Q000295:instrumentation / Q000379:methods*; D011879:Radiotherapy Dosage; D011880:Radiotherapy Planning, Computer-Assisted / Q000295:instrumentation* / Q000379:methods*; D020266:Radiotherapy, Conformal / Q000295:instrumentation / Q000379:methods*; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity