Schieche, M <br/><br/>
[Effect of seasonal vacation on worker's morbidity].  [electronic resource] 

 -  Zeitschrift fur die gesamte Hygiene und ihre Grenzgebiete  Jul 1972 
 - 527-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0049-8610 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Germany, East<br/>Holidays<br/>Humans<br/>Morbidity<br/>Occupational Medicine<br/>Recreation