Mabapi le rona

Amasia Group E Thehiloe ka 1991 ke khamphani ea machaba ea Sino-US ea boemo ba pele ea thepa e fanang ka litharollo tse felletseng tsa lipalangoang, ho kenyeletsoa thepa ea leoatleng, thepa ea sefofane, lits'ebeletso tsa ho boloka thepa mose ho maoatle.