Yapa, P. A. <br/><br/>
ගැස්ට්‍රයිටිස් 

 - Samayawardhana  Colombo  2011 
 - 104p. 
<br/><br/><label>ISBN: </label>978-955-570-626-1 
<br/><br/><label>Nat. Bib. No.: </label>8327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine & health
<br/><br/><label>Universal Decimal Class. No.: </label>616  / YAP