Human trials began on Thursday for Nanocovax, Vietnam’s first home-grown COVID-19 vaccine, a Director of a National Medical Research Centre said. “In the first phase, we will choose a group of 60 volunteers. This morning, we have finished vaccinating three people. “They will be monitored for three days, and if they remain in good condition, we will continue to vaccinate the rest.’’ Ho Anh Son, Deputy Director of the Military Medical Research Institute, told dpa. The trial is the first of three phases of testing for the vaccine. The second phase will involve testing on between 400 and 600 volunteers, according to the Health Ministry’s reports. Researchers told local media that an independent monitoring organisation will be hired to ensure the safety of volunteer participants and guarantee t...