Dr. Xinlin Tang - In the spread of COVID-19 in China, technology has played an indispensable role, generating both positive and negative effects. On the positive side, the user-generated content was spread out through social media, raising public concerns even before the government stepped in. Dr. Li Wenliang at Wuhan Central Hospital sent out the first message to a group of fellow doctors on WeChat, warning them about a possible contagious illness like SARS...