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Proportion of children infected with malaria parasites (parasitaemia) in a cohort followed for 3 years, by study site (Nagongera, Kihihi and Walukuba) in Uganda based on data from August 2011 to August 2014 with the size of the dots proportional to the number of observations. (A) Observed parasitaemia varying with age; (B) observed parasitaemia varying with calendar time.
