| http://www.w3.org/ns/prov#value | - However, misclassification seems to be unlikely due to the typical clinical diagnosis of varicella.The WHO recommended in 1998: ???Routine childhood immunization against varicella may be considered in countries where this disease is a relatively important public health and socioeconomic problem, where the vaccine is affordable, and where high (85%-90%) and sustained vaccine coverage can b
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