第3集
选集播放
剧情介绍
看不见的敌人
UnseenEnemyisanessentialexplorationofreasons21st-centurypopulationsareexperiencingarashofdiseasesthatwereonceonlyoutbreaks,buthavenowbecomefull-blownepidemics.Thisincreasedriskthatweface,andthewayssocietyandindividualscanworktogethertoreducethatrisk,areexplainedtothepublicthroughthecasestudiesofthreeepidemics:Ebola,infl...
