05/06/2023 By Dr. Hok Sunn Khor 05/06/2023 Eyes Is the new ‘Delta plus’ COVID-19 variant a concern? -វីរុសកូវីដ១៩ថ្មី ឥណ្ឌាCovid’ s Delta Plus This article (in Khmer only) is contributed courtesy of Dr. SOK Sothea, Oncologist and Hematologist from Chakra Cancer Clinic, Phnom Penh. Dr Read more