LUNGFIEL, E <br/><br/>
[Vocal disorders in kindergarten teachers].  [electronic resource] 

 -  Medizinische Monatsschrift  Feb 1956 
 - 93-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0025-8474 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Faculty<br/>Humans<br/>Voice<br/>Voice Disorders