The WHO position paper on hepatitis A supports the vaccination against HAV at the ages of 12 months and older on the foundations of (i) an increasing trend of acute disease over time in older children, adolescents, and adults, (ii) alterations in endemicity from high to intermediate, and (iii) considerations of cost-effectiveness [ 1 ].
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Exploring the Epidemiological Surveillance of Hepatitis A in South Africa: A 2023 Perspective.
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