TY  - GEN
AU  - Rapaka, Rao S.
AU  - Dhawan, Bhola N. 
TI  - Opioid peptides : an update [PDF]
T2  - NIDA research monograph series
PY  - 1988///
CY  - Rockville
PB  - NIDA
KW  - drugs
KW  - farmacologie
KW  - heroïne
KW  - onderzoeksrapporten
KW  - opiaten
UR  - http://www.google.com/search?q=Opioid-peptides-an-update
ER  -