Erkrath, F A <br/><br/>
[Lumbago and diminishing efficiency in female employees].  [electronic resource] 

 -  Das Deutsche Gesundheitswesen  Jun 1968 
 - 1125-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0012-0219 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Absenteeism<br/>Back Pain--epidemiology<br/>Female<br/>Germany, East<br/>Humans