"I just don't want to wear one myself. Somehow, sitting in the Oval Office, behind that beautiful Resolute Desk, the great Resolute Desk, wearing a face mask... I don't see it for myself."
新英格蘭醫學期刊7月九日有關Covid-19 和口罩專文,也有類似結論.在公共場所,一定要戴口罩.快幫要上學的孩子準備足夠的口罩吧.