Authors:
ELANDGOOSSENSEN MA
VANDEGOOR LAM
GARRETSEN HFL
SCHUDEL WJ
Citation: Ma. Elandgoossensen et al., OPIATE ADDICTS IN AND OUTSIDE TREATMENT COMPARED ON PSYCHOPATHOLOGY, European addiction research, 3(4), 1997, pp. 164-172
Authors:
VANDEGOOR LAM
GARRETSEN HFL
KAPLAN C
KORF D
SPRUIT IP
DEZWART WM
Citation: Lam. Vandegoor et al., RESEARCH METHODS FOR ILLEGAL DRUG-USE IN HIDDEN POPULATIONS - SUMMARYREPORT OF A EUROPEAN INVITED EXPERT MEETING, Journal of psychoactive drugs, 26(1), 1994, pp. 33-40