Ikigero cy'abarwayi bayirwaye bari gupfa kubera iyo ndwara izwi nka Covid-19 kigaragara nk'ikiri hagati ya 1% na 2%, nubwo ishami ry'umuryango w'abimbumbye ryita ku buzima (OMS/WHO) riburira ko ikigero cy'abo yica kitaramenyekana.
