Guide to the laboratory diagnosis of trachoma / 
prepared by the participants in a WHO Symposium 
 - 38 p. :  ill. ;  24 cm. 
<br/><br/> Sponsored jointly by the World Health Organization and the Institute of Ophthalmology, University of London 
<br/><br/><label>ISBN: </label>9241540486 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trachoma--diagnosis