added commented lines when the volume range has to be set manually
added commented lines when the volume range has to be set manually

aabadie/medInria-public,rdebroiz/medInria-public,aabadie/medInria-public,aabadie/medInria-public,rdebroiz/medInria-public,rdebroiz/medInria-public,NicolasSchnitzler/medInria-public,NicolasSchnitzler/medInria-public,NicolasSchnitzler/medInria-public