thanzi
Zachangu za covid-19 virus
Zachangu za covid-19 virus
Kachilombo ka Corona kakhala kakusintha chibadwa komwe kamapangitsa kuti kakhale kofooka kwambiri kuposa chiyambi chake.Kachilomboka kamataya mphamvu zake ndi 60% ndipo sabata zikubwerazi kukusintha kwa ma genetic kuti asakhale oyambitsa matenda kwa anthu. miliri yonse yam'mbuyomu.
Gwero
Kuphunzira ku Germany; ndi BBC