Children have been routinely immunized against polio since 1958.
自从1958 年以来,儿童都按照常规接种

儿麻痹症的
。
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See, early in my career, I was working with a social worker in a slum community in Mumbai, and we were following up on a case with this little girl who had contracted polio as a baby and was paralyzed from the waist down.
在我职业生涯的早期,我与一位在孟买贫民窟的社区工作

过,我们在追踪一个小女孩的案例,这个小女孩儿时患了小儿麻痹症,腰部及以下都瘫痪了。