9 June 2022. Cambodia started providing the fifth dose of COVID-19 vaccines to priority groups across the country. The priority groups include leaders of the government, the senate and parliament, health workers, government officials, civil servants, armed forces, elderly, staff of embassies, national and international organizations, journalists, etc.https://www.china.org.cn/world/Off_the_Wire/2022-06/09/content_78261664.htm