How did we win the battles ● Identify the pathogens- Germ Theory病原理论 o Effective treatment- Vaccine and Antibiotics s 苗和抗菌素 o Prevention and control- public health system 公共卫生How did we win the battles  Identify the pathogens - Germ Theory 病原理论  Effective treatment – Vaccine and Antibiotics 疫 苗和抗菌素  Prevention and control - Public Health System 公共卫生