@theguardian.com 2 years ago Australian health minister suggests pre-flight China tests designed to make Beijing share more data on Covid outbreak
@guardian 4 years ago Coronavirus live news: Chinese vaccine 50% effective in Brazil; US CDC expands pre-flight Covid testing theguardian.com
@theguardian.com 4 years ago Coronavirus live news: Chinese vaccine 50% effective in Brazil; US CDC expands pre-flight Covid testing