Navaratnam, V. <br/><br/>
Natural history of heroin addiction and adjunctive drug use / 
V. Navaratnam, Foong Kin 
 - Pulau Pinang :  Pusat Penyelidikan Dadah dan Ubat-ubatan,  1988 
 - 79 p. :  ill. ;  26 cm. 
 - Research report series ;  16 .
<br/><br/><label>ISBN: </label>9679979164 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heroin abuse<br/>Heroin