本篇是美国疾病控制中心免疫实施咨询委员会对1977年白喉、破伤风和百日咳预防接种方案的修订。美国自二十世纪40年代末期开始对婴幼儿常规地同时接种白喉、破伤风和百日咳菌苗(简称百白破DTP)以来,在减低这些疾病的发病率和病死率方面起了重要作用。然而白喉仍然是个严重的疾病,呼吸道白喉的病死率尚有5～10%,且以幼儿最 This is the revision of the vaccination program for diphtheria, tetanus and pertussis of the United States Centers for Disease Control and Prevention immunization advisory board in 1977. The United States has played an important role in reducing the morbidity and mortality of these diseases since the late 1940s when babies and infants routinely receive diphtheria, tetanus and pertussis vaccine (DTP) simultaneously. However, diphtheria is still a serious disease, respiratory tract diphtheria mortality is still 5 to 10%