003810000a22001450004500001000700000100004100007101000800048200005700056205001100113210004900124215000900173310001100182606002100193700002100214334631  a20220318              pory50          aeng  aMethadone benefits and shortcomingsfPeter G. Bourne  a2ª ed  aWashington d1976cDrug Abuse Council, Inc.   a26p.  aoferta  aCONSUMO DE DROGA  aBourne, Peter G.