Testing also was conducted to evaluate whether the persistent seronegativity was attributable to infection with an atypical virus or to lack of immune competence.
测试也进行了评估是否持续抗体所致感染非典
或缺乏免疫能力。
Testing also was conducted to evaluate whether the persistent seronegativity was attributable to infection with an atypical virus or to lack of immune competence.
测试也进行了评估是否持续抗体所致感染非典或缺乏免疫能力。
声明：以
例句、词性分类均由互联
自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
