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(A) Map of enrollment address of all CRS participants and statistically significant clusters of lower respiratory illness (LRI) for: (B) any wheezing LRI, (C) any viral LRI, and (D) any RSV LRI. Note that children in the cluster reside within the outlines, however there may be children who live within the outlines that are not are part of the disease cluster. Individual cases within the clusters are not shown to protect study subjects confidentiality.
