n.细螺旋体病；钩端螺旋体病
Leptospirosis is an infectious disease caused by pathogenic spirochetes. 摘要钩端螺旋体病由致病性螺旋体引起。
Leptospirosis may be the most common disease no one has ever heard of. 也许从来也没人听说过钩端螺旋体病是最常见的疾病。
