Version Été 2013 Service d'information pour aînés Mise en contexte ...
The audiogram is a graph which shows specific frequencies (pure tones) and ..... 
The most common site of origin is the posterior part of nasal cavity close to the ...							
The audiogram is a graph which shows specific frequencies (pure tones) and ..... 
The most common site of origin is the posterior part of nasal cavity close to the ...