1. World Health Organization. China: WHO Coronavirus Disease (COVID-19) Dashboard. https://covid19.who.int/explorer, 2021 (accessed 10 March 2021). DOI: 10.46945/bpj.10.1.03.01
2. Statista. Number of mobile cell phone subscriptions in China from December 2019 to December 2020. https://www.statista.com/statistics/278204/china-mobile-users-by-month, 2021 (accessed 10 March 2021).
3. HIMSS Analytics. Stage 6 and 7 Achievements. https://www.himssanalytics.org/stage-6-7-achievement, 2020 (accessed 7 February 2020).
4. Report of the Chinese-WHO Joint Expert Group (Chinese version);World Health Organization,2020
5. People’s Daily. Realtime National COVID-19 Statistics. http://health.people.com.cn/GB/26466/431463/431576/index.html, 2020 (accessed 8 February 2020).