但意大利研究人员的研究结果(由INT的科学杂志《肿瘤杂志》(Tumori Journal)发表)显示,在2019年9月至2020年3月期间参加肺癌筛查试验的959名健康志愿者中,11.6%的人早在2月之前就已经产生了新冠病毒抗体。
A further specific SARS-CoV-2 antibodies test was carried out by the University of Siena for the same research titled “Unexpected detection of SARS-CoV-2 antibodies in the pre-pandemic period in Italy”.
锡耶纳大学为同一项研究课题:“意大利大流行病前SARS-CoV-2抗体的意外检测”的研究中,又进行了一项具体的SARS-CoV-2抗体检测。
It showed that four cases dated back to the first week of October were also positive for antibodies neutralizing the virus, meaning they had got infected in September, Giovanni Apolone, a co-author of the study, told Reuters.
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