A medical worker administers a dose of the Sinovac's CoronaVac vaccine to a teenager in Pretoria, South Africa, Sept 10, 2021. Chinese pharmaceutical company Sinovac Biotech on Friday launched the Phase III clinical trial of its COVID-19 vaccine on a group of children and teenagers between six months and 17 years old in South Africa. [Photo/Xinhua]
Copyright 1995 - . All rights reserved. The content (including but not limited to text, photo, multimedia information, etc) published in this site belongs to China Daily Information Co (CDIC). Without written authorization from CDIC, such content shall not be republished or used in any form. Note: Browsers with 1024*768 or higher resolution are suggested for this site.