Home » QAQuick Answer: What Are The 4 Main Routes For Infection To Enter The Body?ContentsWhat are the main routes that infection can enter the body?What are the 4 types of disease transmission?What ways can infection enter the body?What is route of infection?What are the main routes that infection can enter the body?.What are the 4 types of disease transmission?What ways can infection enter the body?What is route of infection?