COVID Decrease: To Mask or Not? | J Natl Med Assoc;114(2): 121-122, 2022 04. | MEDLINE

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The WHO Covid-19 Research Database is a resource created in response to the Public Health Emergency of International Concern (PHEIC). Its content remains searchable and spans the time period March 2020 to June 2023. Since June 2023, manual updates to the database have been discontinued.

COVID Decrease: To Mask or Not?

J Natl Med Assoc ; 114(2): 121-122, 2022 04.

Article in English | MEDLINE | ID: covidwho-1814780

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COVID-19; Equipment Design; Humans

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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Limits: Humans Language: English Journal: J Natl Med Assoc Year: 2022 Document Type: Article

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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Limits: Humans Language: English Journal: J Natl Med Assoc Year: 2022 Document Type: Article