Immunization is considered as the most effective measure to safely reducing the rate of vaccine-preventable diseases like tuberculosis,hepatitis B,diphtheria,tetanus,pertussis,polio,measles,etc.,and reducing infant mo...Immunization is considered as the most effective measure to safely reducing the rate of vaccine-preventable diseases like tuberculosis,hepatitis B,diphtheria,tetanus,pertussis,polio,measles,etc.,and reducing infant mortality and morbidity,plus allowing children to grow up healthy.展开更多
文摘Immunization is considered as the most effective measure to safely reducing the rate of vaccine-preventable diseases like tuberculosis,hepatitis B,diphtheria,tetanus,pertussis,polio,measles,etc.,and reducing infant mortality and morbidity,plus allowing children to grow up healthy.