Khan, Muhammad Tahir Rizwan <br/><br/>
Active household contact tracing of smear-positive TB patients in Karachi / 
by Muhammad Tahir Rizwan Khan ; supervised by Nighat Nisar 
 - Karachi  2012 
<br/><br/><label>ISBN: </label>9789699799365 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Master of Science <br/>Biostatistics and Epidemiology