Covid-19: Urukingo Pfizer rwemerewe gukoreshwa by'amaburakindi muri US Covid-19: Menya umugabo n'umugore bahabwa amahirwe yo kubona urukingo Ubwongereza bubaye igihugu ca mbere cemeje urucanco Pfizer rwa Covid Covid-19: Amakuru ukeneye ku nkingo n'uko ruzakugeraho Kuva mu kwezi kwa cumi na kumwe, umubare w'abicwa na coronavirus wakomeje kwiyongera cyane muri Amerika.
