00305nam a2200133Ia 4500008004100000022001100041041000800052082001100060100001300071245004600084260001900130300001500149440000700164240112s2014    xx            000 0 und d  a306665  aeng  a617.51  aWITT R L  aOTOLARYNGO LOGIC CLINICS OF NORTH AMERICA  bELSEVIERc2014  a460-630c4  v47