1. Liang T. Handbook of COVID-19 prevention and treatment. The First Affiliated Hospital: Zhejiang University School of Medicine. Compiled According to Clinical Experience; 2020.
2. World Health Organization. Considerations for quarantine of individuals in the context of containment for coronavirus disease (COVID-19): interim guidance, 2020.
3. Razai MS, Doerholt K, Ladhani S, Oakeshott P. Coronavirus disease 2019 (covid-19): a guide for UK GPs. BMJ. 2020;6:368.
4. Bai Y, Yao L, Wei T, Tian F, Jin DY, Chen L, Wang M, et al. Presumed asymptomatic carrier transmission of COVID-19. JAMA. 2020;14:1406–7.
5. Liu H, Liu F, Li J, Zhang T, Wang D, Lan W, et al. Clinical and CT imaging features of the COVID-19 pneumonia: Focus on pregnant women and children. J Infect. 2020.