14 October 2021. Cambodia is now one of the leading countries in the world for Covid-19 vaccination. It is predicted that Cambodia will reach the top 5/7 in all three categories on October 31 due to the second dose processes for children and booster shots for adults.https://www.khmertimeskh.com/50951818/cambodia-listed-as-one-of-the-leading-countries-in-the-world-for-covid-19-vaccinations/