1. COVID-19 in medical personnel: observation from Thailand;Joob;J Hosp Infect,2020
2. Relative contributions of transmission routes for COVID-19 among healthcare personnel providing patient care;Jones;J Occup Environ Hyg,2020
3. CDC. Coronavirus Disease 2019 (COVID-19) [Internet]. Centers for Disease Control and Prevention. 2020 [cited 2021 Jan 13]. Available at: https://www.cdc.gov/coronavirus/2019-ncov/more/scientific-brief-sars-cov-2.html. Accessed October 6, 2021.
4. Shortage of personal protective equipment endangering health workers worldwide [Internet]. [cited 2021 Jan 4]. Available at:https://www.who.int/news/item/03-03-2020-shortage-of-personal-protective-equipment-endangering-health-workers-worldwide. Accessed October 6, 2021.
5. Occupation and risk of severe COVID-19: prospective cohort study of 120 075 UK Biobank participants;Mutambudzi;Occup Environ Med,2020