Ibi vyemejwe n'ibipimo vyo muri laboratware." Haciye imyaka nk'ibiri, video zo kuri YouTube za Tim Friede zakabuye ubwenge bw'umuhinga mu kwirinda kw'umubiri, Jacob Glanville, aca aheba akazi yakora nk'umuhinga mukuru mu bumenyi ku kigo gikora imiti Pfizer, aca atanguza ikigo ciwe gikora imiti ivura ubumara.
