1. Bai, N. (2020a, June 26). Still confused about masks? Here’s the science behind how face masks prevent coronavirus. University of California San Francisco News. https://www.ucsf.edu/news/2020/06/417906/still-confused-about-masks-heres-science-behind-how-face-masks-prevent
2. Bai, N. (2020b, September 24). Can you tell if it’s the flu or COVID-19? Doctors say it’s not so clear. University of California San Francisco News. https://www.ucsf.edu/news/2020/09/418606/can-you-tell-if-its-flu-or-covid-19-doctors-say-its-not-so-clear
3. Barrett, A. (2020, July 8). Coronavirus: WHO acknowledge “emerging evidence” for airborne spread. BBC Science Focus Magazine. https://www.sciencefocus.com/news/coronavirus-who-acknowledge-emerging-evidence-for-airborne-spread/
4. BBC News. (2021, July 12). Covid Australia: “Graphic” vaccine advert sparks backlash. https://www.bbc.com/news/world-australia-57800981
5. Should I Do as I’m Told? Trust, Experts, and COVID-19