TY - GEN ED - World Health Organization [WHO] TI - Guidelines for the psychosocially assisted pharmacological treatment of opioid dependence SN - 9789241547543 PY - 2009/// CY - Geneva PB - WHO KW - drugs KW - farmacotherapie KW - heroïne KW - hulpverlening KW - behandelrichtlijnen KW - VN ER -