Koch's vaccine

例句：

1. 1.The Koch's vaccine is a highly effective treatment for tuberculosis.
   科赫疫苗是治疗结核病的高效治疗方法。
2. 2.The Koch's vaccine has been used in many countries to prevent the spread of infectious diseases.
   科赫疫苗被许多国家用于预防传染病的传播。
3. 3. The Koch's vaccine was developed by German scientist Robert Koch in the late 19th century.
   科赫疫苗是由德国科学家罗伯特·科赫在19世纪末期开发的。