Nsofwa, Nsunge. <br/><br/>
An assessment of dust exposure levels and factors associated with the occurrence of respiratory symptoms among workers in the road construction industry in Lusaka, Zambia / 
Nsunge  Nsofwa. 
 - Lusaka :  University of Zambia,  2019. 
 - xiii, 72 pages :  illustrations. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dust exposure--Construction workers.<br/>Lung--Environmental aspects.--Diseases<br/>Occupational diseases.<br/>Industrial safety--Zambia.<br/>Industrial hygiene--Zambia.