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德尔塔又让我们蒙版了,但哪个蒙版效果最好?

August 5, 2021

Thersa Sweet, PhD, an associate teaching professor in the Dornsife School of Public Health, was quoted in an Aug. 5 Philadelphia Inquirer story about which masks work best as masking has returned with the Delta variant. This story was also picked up by The Record (Bergen County, New Jersey), News Tribune in (Jefferson City, Missouri), The Sentinel and Enterprise (Westford, Massachusetts) among other outlets.

Link to story (Philadelphia Inquirer)

Link to story (Sentinel and Enterprise)