[1] World Health Organization. WHO Coronavirus Disease (COVID-19) Dashboard. https://covid19.who.int/ (accessed 16 December 2020)
[2] Wong NS, Lee SS, Kwan TH, et al. Settings of virus exposure and their implications in the propagation of transmission networks in a COVID-19 outbreak. The Lancet Regional Health Western Pacific. 2020;4:100052.
[3] Pung R, Chiew CJ, Young BE, et al. Investigation of three clusters of COVID-19 in Singapore: implications for surveillance and response measures. Lancet. 2020;395:1039‐1046.
[4] Che Mat NF, Edinur HA, Abdul Razab MKA, et al. A single mass gathering resulted in massive transmission of COVID-19 infections in Malaysia with further international spread. J Travel Med. 2020;27:taaa059.
[5] Barnes M, Sax PE. Challenges of "Return to Work" in an Ongoing Pandemic. N Engl J Med. 2020;383(8):779-786.
[6] Department of Health of Australian Government. 3-Step Framework for a COVIDSafe Australia. 2020. https://www.health.gov.au/resources/publications/3-step-framework-for-a-covidsafe-australia (accessed 30 May 2020)
[7] Petersen E, Wasserman S, Lee SS, et al. COVID-19-We urgently need to start developing an exit strategy. Int J Infect Dis. 2020;96:233‐239.
[8] The Lancet Infectious Diseases. Air travel in the time of COVID-19. Lancet Infect Dis. 2020;20:993.
[9] Gilman RT, Mahroof-Shaffi S, Harkensee C, et al. Modelling interventions to control COVID-19 outbreaks in a refugee camp. BMJ Glob Health. 2020;5:e003727.
[10] Dickens BL, Koo JR, Lim JT, et al. Modelling lockdown and exit strategies for COVID-19 in Singapore. The Lancet Regional Health Western Pacific. 2020;1:100004.
[11] Guangdong Bureau of Statistics. [Economic situation report in the first quarter of 2020 in Guangdong Province, 28 April 2020] http://stats.gd.gov.cn/tjfx/index.html. (accessed 4 July 2020)
[12] Health Commission of Guangdong Province. [COVID-19 situation report in Guangdong Province, 30 June 2020] http://wsjkw.gd.gov.cn/zwyw_yqxx/content/post_3025638.html (accessed 4 July 2020)
[13] Bi Q, Wu Y, Mei S, et al. Epidemiology and transmission of COVID-19 in 391 cases and 1286 of their close contacts in Shenzhen, China: a retrospective cohort study. Lancet Infect Dis. 2020;S1473-3099:30287-5.
[14] Mizumoto K, Kagaya K, Zarebski A, et al. Estimating the asymptomatic proportion of coronavirus disease 2019 (COVID-19) cases on board the Diamond Princess cruise ship, Yokohama, Japan, 2020. Euro Surveill. 2020;25:2000180.
[15] Ferguson NM, Laydon D, Nedjati-Gilani G, et al. Impact of non-pharmaceutical interventions (NPIs) to reduce COVID-19 mortality and healthcare demand. Imperial College London (16-03-2020). https://doi.org/10.25561/77482
[16] Li Q, Guan X, Wu P, et al. Early Transmission Dynamics in Wuhan, China, of Novel Coronavirus–Infected Pneumonia. N Engl J Med. 2020;382:1199-1207.
[17] Health Commission of Guangdong Province. [Guangdong Province decides to activate the first level emergency response]. 2020. http://wsjkw.gd.gov.cn/zwyw_yqxx/content/post_2878895.html (accessed 30 May 2020)
[18] Health Commission of Guangdong Province. [The 31st press conference of the Guangdong’s fighting against COVID-19]. 2020. http://wsjkw.gd.gov.cn/zwyw_xwfbh/content/post_2908689.html (accessed 30 May 2020)
[19] Lai S, Ruktanonchai NW, Zhou L, et al. Effect of non-pharmaceutical interventions to contain COVID-19 in China. Nature. 2020;585(7825):410-413.
[20] Davies NG, Kucharski AJ, Eggo RM, et al. Effects of non-pharmaceutical interventions on COVID-19 cases, deaths, and demand for hospital services in the UK: a modelling study. Lancet Public Health. 2020;5:e375-e385.
[21] Nussbaumer-Streit B, Mayr V, Dobrescu AI, et al. Quarantine alone or in combination with other public health measures to control COVID-19: a rapid review. Cochrane Database Syst Rev. 2020;4:CD013574.
[22] Hou C, Chen J, Zhou Y, et al. The effectiveness of quarantine of Wuhan city against the Corona Virus Disease 2019 (COVID-19): A well-mixed SEIR model analysis. J Med Virol. 2020; 92(7):841-848.
[23] Goscé L, Phillips PA, Spinola P, et al. Modelling SARS-COV2 Spread in London: Approaches to Lift the Lockdown. J Infect. 2020;S0163-4453:30315-7.
[24] Peto J, Alwan NA, Godfrey KM, et al. Universal weekly testing as the UK COVID-19 lockdown exit strategy. Lancet. 2020;395:1420‐1421.
[25] Jarvis CI, Van Zandvoort K, Gimma A, et al. Quantifying the impact of physical distance measures on the transmission of COVID-19 in the UK. BMC Med. 2020;18:124.
[26] Tuite AR, Fisman DN, Greer AL. Mathematical modelling of COVID-19 transmission and mitigation strategies in the population of Ontario, Canada [published online ahead of print, 2020 Apr 8]. CMAJ. 2020;cmaj.200476.
[27] Badr HS, Du H, Marshall M, et al. Association between mobility patterns and COVID-19 transmission in the USA: a mathematical modelling study. Lancet Infect Dis. 2020;S1473-3099:30553-3.