text_1: 一名 51 岁 男性 因 持续 4 周 的 咳嗽 伴 发热 , 寒战 , 疲劳 和 关节 疼痛 到 其 初级 保健 医师 处 就诊 .
  
text_2: a 51 @-@ year @-@ old man presented to his primary care physician with a 4 @-@ week history of cough associated with fever , chills , fatigue , and aching in the joints .
  