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Fig. 3 | BMC Public Health

Fig. 3

From: Tracking the burden, distribution, and impact of Post-COVID conditions in diverse populations for children, adolescents, and adults (Track PCC): passive and active surveillance protocols

Fig. 3

Data processing for Track PCC passive surveillance. PCC: Post-COVID Conditions; EHR: Electronic Health Record; COVID: CDC: Centers for Disease Control and Prevention. *Cases are matched across source data by name, date of birth and sex. Visits among cases that are duplicated across clinical and administrative sources are identified by date of visit.  **Vaccination, SARS-COV-2 testing, vital records, and census data

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BMC Public Health

ISSN: 1471-2458

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