Ho latela lipalo-palo tse tsoang Univesithing ea #Johns Hopkins, palo ea batho ba entoeng ea #global e feta limilione tse 200, e akaretsa #Amerika Leboea, #Amerika Boroa, #Asia, #Afrika Boroa joalo-joalo, linaheng kapa libaka tse fetang 20.Ka mor'a ho entoa, ho fokotsa ...
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