20 December 2021. Chinese mainland reports 102 new confirmed COVID-19 cases, with 37 locally transmitted. Total cumulative COVID-19 infections reached 100,386 cases.https://www.chinadaily.com.cn/a/202112/20/WS619121baa310cdd39bc75401.html

20 December 2021. Thailand Ministry of Public Health reported 2,525 new patients who tested positive for Covid-19, 23 of whom have been found in prisons. Cumulative cases in the country are at 2,194,053 with 21,408 total deaths.https://www.nationthailand.com/in-focus/40010178

19 December 2021. The capital city of Hanoi recorded 1,405 Covid-19 infections on Sunday, as Vietnam posted a daily rise of 16,110 cases, according to Ministry of Health. Total cases since the start of the pandemic now stand at 1,540,478, of which 1,534,979 are the result of the fourth wave since April 27.https://www.phnompenhpost.com/national/officials-portend-global-omicron-spread-2022

19 December 2021. The number of Covid-19 infections has risen to 528,101 in Myanmar after 170 new Covid-19 cases were reported in the past 24 hours. Five more deaths were reported on Saturday, bringing the death toll to 19,213.https://www.thestar.com.my/aseanplus/aseanplus-news/2021/12/19/covid-19-infections-rise-to-528101-in-myanmar-but-daily-numbers-are-going-lower-by-the-day

19 December 2021. Authorities in southern Vietnam have intensified control along the border with Cambodia after the neighboring country detected its first case of the Omicron coronavirus variant.https://www.khmertimeskh.com/50990981/vietnam-strengthens-control-along-cambodia-border-to-prevent-omicron-variant/

19 December 2021. Two new cases of the omicron variant were detected in the central Chinese city of Changsha from arrivals into the country. Meanwhile, a local outbreak of non-omicron coronavirus continues to grow. China reported 44 locally transmitted cases on Sunday in Zhejiang, Shaanxi and Guangdong.https://www.bloomberg.com/news/articles/2021-12-19/china-finds-imported-omicron-cases-in-new-city-as-outbreak-grows

19 December 2021. The Vietnam Ministry of Health urged scientists in institutes of Hygiene and Epidemiology and the Ho Chi Minh City-based Pasteur Institute to race to detect Omicron variant, the latest SARS-CoV-2 variant, of concern genome sequencing of imported people infected with Covid-19 from November 28 till now.https://www.sggpnews.org.vn/health/ministry-urges-genome-sequencing-of-imported-covid19-cases-96379.html

19 December 2021. Health officials have predicted that the Omicron coronavirus variant will spread widely across the globe in 2022, with Cambodia reporting four imported cases in one week. https://www.phnompenhpost.com/national/officials-portend-global-omicron-spread-2022

19 December 2021. A number of hemorrhagic fever cases caused by Hantavirus have been reported in the city of Xi’an in Northwest China’s Shaanxi Province.https://outbreaknewstoday.com/hantavirus-infections-reported-in-xian-shaanxi-province-15821/

14 December 2021. Facing the complicated development of the Covid-19 epidemic, especially the Omicron variant, Ho Chi Minh City has made changes in its epidemic prevention strategy by paying heeds to protection of people at risk from Covid-19.https://www.sggpnews.org.vn/health/hcmc-pays-heed-to-protection-of-people-at-risk-from-covid19-96301.html