Évaluation de la situation épidémiologique, 3 janvier 2022 – Swiss National COVID-19 Science Task Force
Impact of respirator versus surgical masks on SARS-CoV-2 acquisition in healthcare workers: a prospective multicentre cohort | Antimicrobial Resistance & Infection Control | Full Text
13) CDC continues to recommend well-fitting masks and will update information on options, director says
Will a Mask Protect Me on an Airplane if Nobody Else Is Wearing One? - The New York Times
Take back life': More nations ease coronavirus restrictions | AP News
Schutzmasken kaufen | FFP2 Maskekaufen | Schutzmasken online Shop
Switzerland: 2,000 people, mostly children, quarantined after two Covid-19 Omicron cases at international school | South China Morning Post
Les masques "made in Switzerland" peinent face à la concurrence chinoise - rts.ch - Economie
Wearing a Mask and the Omicron Variant - United States Department of State
Vaccines | Free Full-Text | Crisis Communication during COVID-19: English, French, Portuguese, and Spanish Discourse of AstraZeneca Vaccine and Omicron Variant on Social Media
Switzerland hit by 'very worrying' fourth COVID-19 wave | CTV News
Coronavirus in Germany
Infographic: Using face masks in the community
Community Use Of Face Masks And COVID-19: Evidence From A Natural Experiment Of State Mandates In The US | Health Affairs
Take back life': More nations ease coronavirus restrictions | AP News
Swiss government lifts nearly all COVID-19 restrictions | Euronews
German optimism over Omicron as Europe dampens new year revelry | Coronavirus | The Guardian
Functional Textile Materials for Blocking COVID-19 Transmission | ACS Nano
Les masques et la pandémie de COVID-19 – État des connaissances | National Collaborating Centre for Environmental Health | NCCEH - CCSNE
Does My Mask Protect Me Against Covid-19 If Others Don't Wear One? - The New York Times
Les masques FFP2 protègent 70 fois plus que les masques classiques, estime la task force - rts.ch - Info
Study: N95s, double-masking offer more protection from COVID
Europe's unvaccinated are going underground as leaders tighten the screws | CNN
Évaluation de la situation épidémiologique, 3 janvier 2022 – Swiss National COVID-19 Science Task Force
