Schamschula, R. G. <br/><br/>
WHO study of dental caries etiology in Papua New Guinea / 

 - 199 pages:  illustration ;  30 cm. 
 - WHO offset publication ; no. 40 .
<br/><br/><label>ISBN: </label>9241700404 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dental caries - Etiology - Papua New Guinea<br/>Papua New Guinea