NATIONAL youth health survey 2012/2013 Sri Lanka 

 - Colombo  Family Health Bureau  2015 
 - x, 126 p. 
<br/><br/><label>ISBN: </label>9789551503413 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolencence
<br/><br/><label>Dewey Class. No.: </label>305.235  / NAT