Churchyard, Gavin J <br/><br/>
Twelve-monthly versus six-monthly radiological screening for active case-finding of tuberculosis: a randomised controlled trial.  [electronic resource] 

 -  Thorax  Feb 2011 
 - 134-9 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1468-3296 
<br/><br/><label>Standard No.: </label>10.1136/thx.2010.139048  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Early Diagnosis<br/>Gold<br/>Humans<br/>Male<br/>Mass Chest X-Ray--methods<br/>Mining<br/>Mycobacterium tuberculosis--isolation & purification<br/>South Africa--epidemiology<br/>Sputum--microbiology<br/>Time Factors<br/>Tuberculosis, Pulmonary--diagnostic imaging