00810nam0-2200301---450-99000920002040332120111102180428.09241561157000920002FED01000920002(Aleph)000920002FED0100092000220100617d1988----km-y0itay50------baengGBy-------001yyAidsprevention and controlWorld summit of Ministers of HealthOxford [etc.]PergamonGenevaWHO1988XXII, 169 p.24 cmAidsOrganizzazione mondiale della sanitàITUNINARICAUNIMARCBK990009200020403321IG 18 A 51DMIGIDMIGIAIDS276678UNINA