LAPPING, D <br/><br/>
A background to industrial health.  [electronic resource] 

 -  South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde  Jun 1952 
 - 528-30 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0256-9574 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Occupational Health