 Mo nigbagbọ pe laipẹ yii o ri pe ọpọ awọn orileede miran ti ni ẹya Covid-19 tuntun yii, Marc Van Ranst to jẹ onimọ nipa itankalẹ aarun lati ile iwe Raga Institute for Medical Research ni Belgium lo sọ bẹ fun oniroyin. 