TY - GEN ED - Federal Centre for Health Education [FCHE] TI - Ecstasy : use and prevention : empirical research results and guidelines : documentation of FCHE status seminar held in Bad Honnef from 15 to 17 September 1997 T2 - Research and practice of health promotion SN - 3933191092 PY - 1998/// CY - Cologne PB - FCHE KW - congressen en studiedagen KW - drugs KW - onderzoeksrapporten KW - XTC ER -