1. WHO Director-General's Opening Remarks at the Media Briefing on COVID-19 World Health Organization2020
2. QS World University Rankings for Dentistry 2020: QS Quacquarelli Symonds Limited 1994-20202020
3. COVID-19 Thematic Website - Together, We Fight the Virus2020
4. Survey Findings on Views about COVID-19 Communications and Public Relations Office of The Chinese University of Hong Kong2020
5. Impact assessment of non-pharmaceutical interventions against coronavirus disease 2019 and influenza in Hong Kong: an observational study;Cowling;Lancet Publ. Health,2020