Serum specimens for both collection dates were negative for 2019-nCoV. Nasopharyngeal and oropharyngeal specimens obtained on illness days 11 and 12 showed a trend toward decreasing levels of virus.
两个采集日期的血清标本均为 2019-nCoV 阴性。 在患病第 11 天和第 12 天采集的鼻咽和口咽标本显示病毒水平呈下降趋势。