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口服脊灰疫苗临床效果：病例一对照研究为了评价接种３剂口服脊灰三价疫苗（ＴＯＰＶ３）的效果，作者自１９８８年５月至１９８９年５月，在马德拉斯对６－３５月龄儿童进行了一项病例一对照研究。全部病例均是在马德拉斯市居住并在儿童卫生院住院的急性麻痹型脊灰患者，...
Clinical Efficacy of Oral Polio Vaccine: A Case-Control Study To evaluate the efficacy of three doses of the oral trivalent vaccine (TOPV3), the authors studied from May 1988 to May 1989 in Madras against June-May A case-control study of children was conducted. All cases are acute paralytic polio patients who are hospitalized in Madras and are hospitalized in children’s hospitals, ...