路透社:意大利研究显示,新冠病毒去年9月就已在意大利流传(双语)
意大利首例COVID-19患者是于2月21日在伦巴第北部地区米兰附近的一个小镇被诊断发现的。
But the Italian researchers’ findings, published by the INT’s scientific magazine Tumori Journal, show that 11,6% of 959 healthy volunteers enrolled in a lung cancer screening trial between September 2019 and March 2020, had developed coronavirus antibodies well before February.