Objective to analyze the immunity status of the floating children in Houjie town of Dongguan city and provide scientific basis for setting up immunization programs for the population.

目的了解东莞市厚街镇流动儿童免疫状况，为免疫规划提供科学依据。

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Officials also acknowledged the complementary need to ramp up routine immunization of children to prevent the virus coming back.

官员们还确认补充需要，加强儿童的常规免疫以防止病毒死灰复燃。

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Pediatricians set up important immunization schedules to be adhered to so that the baby is not left unprotected.

儿科设置了重要的免疫程序来防止儿童免于保护。

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The president also was to call on the departments of Health and Human Services and Agriculture to come up with a plan to improve the immunization rates for children "at risk" within 60 days.

CNN: Clinton to order immunization assessments