环境监测 SARS-CoV-2 与其他公共卫生监测相辅相成
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ThisguidancesupersedesthefirstApril2022version.Itistargetedatpublichealthofficialswhowanttounderstandandintegratecomplementaryenvironmentalsurveillance(ES)intoCOVID-19controlstrategies.RoutinediagnosticsurveillanceforCOVID-19hasbeenaugmentedwithESinwastewaterinmanylocations.ESprovidesadditionalevidenceonvirusincirculationatpopulationlevelincludingpresenceorabsence,earlywarningofincreasingordecreasingtrends,andinformationonvariantsofconcernorinterest.Thisguidanceprovidesadviceon:WhatsituationsEShasbeenshowntoaddvaluetopublichealthdecisionmakingOnwhatbasisshouldanESprogrammebeinitiated,maintained,modified,paused,orstoppedWhatisneededtoplanandcoordinateaneffectiveESprogrammeHowtocarryoutdatacollection,analysis,interpretationandcommunicationofresults



