Borkon, L <br/><br/>
Tobacco smoking among students at the University of the Witwatersrand, Johannesburg.  [electronic resource] 

 -  South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde  Nov 1983 
 - 809-12 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0256-9574 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Female<br/>Humans<br/>Male<br/>Smoking<br/>South Africa<br/>Statistics as Topic<br/>Students