What Can and Can’t Be Learned From a Doctor in China Who Pioneered Masks by BY WUDAN YAN

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Dr. Wu Lien-Teh helped change the course of a plague epidemic in the early 20th century and promoted the use of masks as a public health tool.

Published: May 19, 2021 at 09:04PM

from NYT Health https://ift.tt/3oHSye5