https://www.nytimes.com/2022/10/06/world/asia/covid-china-doctor-li-wenliang.html?unlocked_article_code=K3yaJRsHBAS5uxPAhMThsh2gzSLlVo82tCXxmbOgaO83dY2auvyh3M0AfgbpUroHbOLplz6c0BeX0Dw1GYfdet0KnP6D39X0DaKkEErWrdNPsl9fAUb84nVgOu1yoK_yZS0xwHh_a97oZxEWxQiejK55I9GioxNwId3VqwF3tKkdMgo07n9BAJGR0U3u62394LLpIiycz1X1Af1pj1uSeOpv3Kz0nE5XZKCUA3pH05aZIpkh_oXSxJ4ygvk3RA6CAo6rOnPlmi08QUGIHFPaOmmmmfG5Jh0C4ewFPaS1CjOsFoS9QLw0Qvc9fZhpSzwXNDncC5tZU7CGDPgKtIN9jZgQpX0G7Wmc5RZW&smid=share-url
Thank you for sharing. How did he know about it? Had he been studying it?