Figure 6From: Eight years of IMRT quality assurance with ionization chambers and film dosimetry: experience of the montpellier comprehensive cancer centerGama index results for the 100 first head and neck IMRT cases with dosimetric films. Results for the 5 different beams threshold values of 3% / 3 mm (a) and 5% / 3 mm (b). Number of points that reached a gamma value < 1 for head and neck fields: Results for threshold values of 3% / 3 mm (c) and 5% / 3 mm (d).Back to article page