重复测试

• By using breath gas to replace established blood or urine samples as biomarker source , several advantages would be obtained such as easy in sample collection and operating , unsophisticated in sample ' s composition , less infection risk , non - invasive test , real - time , and easy in repetition tests
  利用呼出气体取代血液样本作为生物指标的优点有：简单方便、呼气检体取得容易、呼气样品组成较血液或尿液样品单纯、较无感染的危险、不具侵入性、即时性、重复测试容易等优点。