How Masks Stop the Spread of COVID-19 - Yale Medicine Explains Yale Medicine 1:00 3 years ago 246 Скачать Далее
During COVID-19, Yale Is Finding A Way To Sterilize N95 Masks Yale School Of Medicine 3:31 4 years ago 3 305 Скачать Далее
Coronavirus (COVID-19): How Wearing a Mask Helps Protect Against Infection Nemours KidsHealth 1:00 4 years ago 11 894 Скачать Далее
Doctor on COVID-19 and the science behind wearing masks to stop the spread CBS News 10:36 2 years ago 3 073 Скачать Далее
Stanford, Yale Study Shows Wearing A Mask Significantly Drops Covid-19 Spread KPIX | CBS NEWS BAY AREA 4:49 2 years ago 4 224 Скачать Далее
Wearing a mask more effective against COVID-19 than hand washing, research says WCNC 1:21 3 years ago 1 158 Скачать Далее
How Do Masks Help Prevent the Spread of COVID-19, Even Among Those Vaccinated? Cleveland Clinic 0:37 2 years ago 983 Скачать Далее
How wearing a mask can help prevent the spread of COVID-19 | KVUE KVUE 2:16 4 years ago 2 251 Скачать Далее
How wearing a face mask can help stop the spread of COVID-19 NewsWest 9 1:34 4 years ago 251 Скачать Далее
A doctor explains when a mask is necessary during the coronavirus outbreak 11Alive 4:52 4 years ago 1 114 Скачать Далее
Expert explains who should wear masks during COVID-19 pandemic ABC7 News Bay Area 8:29 4 years ago 53 284 Скачать Далее
Masks update: How effective are face masks in stopping the spread of viruses? | COVID-19 Special DW News 11:59 2 years ago 71 800 Скачать Далее