确诊病例造句(英语cases diagnosed yesterday were infectious怎么翻译)

确诊病例造句(英语cases diagnosed yesterday were infectious怎么翻译)

与确诊病人同一单元,怎么分密接和次密接者?密切接触者:疑似病例和确诊病例症状出现前,2天开始,或无症状感染者标本采样前,2,天开始,与其有近距离......