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免疫实施顾问委员会(ACIP)推荐施行新的预防接种程序。迄今,正常儿童免疫接种还是在15月龄时给予麻疹、流行性腮腺炎、风疹(MMR)联合疫苗,同时给第4次白喉-破伤风-百日咳(DTP)疫苗,18月龄时给第3次口服灰质炎疫苗(OPV)。这种计划免疫的方法,需要对第2年的幼儿进行两次访视。近来,ACIP积累了大系列随机双盲试验的资料,推荐对15月龄的正常幼儿,同时给予MMR,DTP和
The Immunization Implementation Advisory Council (ACIP) recommends the introduction of a new vaccination program. To date, normal childhood immunizations are given at the age of 15 months with measles, mumps and rubella (MMR) combination vaccines, and at the same time, a fourth diphtheria-tetanus-pertussis (DTP) Oral oral polio vaccine (OPV). This planned immunization approach requires two visits to the second year of toddlers. Recently, ACIP has accumulated a large series of randomized double-blind trials of data, recommended for 15-month-old normal children, given both MMR, DTP and