Richards, F O <br/><br/>
Use of geographic information systems in control programs for onchocerciasis in Guatemala.  [electronic resource] 

 -  Bulletin of the Pan American Health Organization  1993 
 - 52-5 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0085-4638 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Geography<br/>Guatemala<br/>Humans<br/>Information Systems<br/>Ivermectin--therapeutic use<br/>Onchocerca volvulus<br/>Onchocerciasis, Ocular--prevention & control