Infection prevention and control in the context of coronavirus disease (‎COVID-19)‎: a living guideline, 25 April 2022: updated chapter: mask use, part 1: health care settings

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Infection prevention and control in the context of coronavirus disease (‎COVID-19)‎: a living guideline, 7 March 2022

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

COVID-19 weekly epidemiological update, 4 May 2021

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Annexe au document Lutte anti-infectieuse lors de la prise en charge des cas suspects ou confirmés de maladie à coronavirus (‎COVID-19)‎ : orientations provisoires, 1er octobre 2021

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Annex to Infection prevention and control during health care when coronavirus disease (‎COVID-19)‎ is suspected or confirmed: interim guidance, 1 October 2021

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Профилактика инфекций и инфекционный контроль при оказании медицинской помощи пациентам с предполагаемой или подтвержденной коронавирусной инфекцией (‎COVID-19)‎, Временные рекомендации 12 июля 2021 г.

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Anexo a Prevención y control de infecciones durante la atención de salud a casos presuntos o confirmados de enfermedad por coronavirus (‎COVID-19)‎: orientaciones provisionales, 1 de octubre de 2021

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Infection prevention and control during health care when coronavirus disease (‎COVID-19)‎ is suspected or confirmed: interim guidance, 12 July 2021

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Port du masque dans le cadre de la COVID-19 : orientations provisoires, 1er décembre 2020

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Uso de mascarillas en el contexto de la COVID-19: orientaciones provisionales, 1 de diciembre de 2020

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.

Mask use in the context of COVID-19: interim guidance, 1 December 2020

The World Health Organization (WHO) is the directing and coordinating authority for health within the United Nations system.