Fig. 5From: Advantage of proton-radiotherapy for pediatric patients and adolescents with Hodgkin’s diseaseMean dose and standard error for different photons or proton plans and for all delineated organs at risk. P values were calculated for mean dose, comparing proton and photon planning approaches. P values were given if significance has been reached. (*➔p = < 0.05; **➔p < 0.01; ***➔p < 0.001)Back to article page