世界无烟日的英语作文600字:无烟日
theflagoftheworldhealthorganizationtheworldhealthorganization(who)isaspecialisedunitednationsagencywhichactsasacoordinatorandresearcherforpublichealtharoundtheworld.establishedon7april1948,andheadquarteredingeneva,switzerland,theagencyinheritedthemandateandresourcesofitspredecessor,thehealthorganization,whichhadbeenanagencyoftheleagueofnations.thewho‘sconstitutionstatesthatitsmission"istheattainmentbyallpeoplesofthehighestpossiblelevelofhealth."itsmajortaskistocombatdisease,especiallykeyinfectiousdiseases,andtopromotethegeneralhealthofthepeoplesoftheworld.examplesofitsworkincludeyearsoffightingsmallpox.in1979thewhodeclaredthatthediseasehadbeeneradicated-thefirstdiseaseinhistorytobecompletelyeliminatedbydeliberatehumandesign.thewhoisnearingsuccessindevelopingvaccinesagainstmalariaandschistosomiasisandaimstoeradicatepoliowithinthenextfewyears.theorganizationhasalreadyendorsedtheworld‘sfirstofficialhiv/aidstoolkitforzimbabwefromoctober3,2017,makingitaninternationalstandard.