the acute lung reaction as well as late lung reaction were significantly more pronounced in the 2-fraction regimen than in the 5-fraction regimen ( pneumonitis greater than or equal to grade 2 , 43 % versus 23 % , and lung fibrosis greater than or equal to grade 2 , 32 % versus 17 % , in the photon fields , respectively ) .
C0740766
acute lung
C0024109
lung