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Additional indirect indicators of vitamin A deficiency in pediatric populations are: - Less than half the infants are fully immunized. - Measles case fatality rate is 1% or more - 2 week point prevalence rate of diarrhea diseases of 20% or higher (1) - 2 week point prevalence rate of fever of 20% or higher (2) - Worms infections rates especially ascaris in 50% or more of the population (3)