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Flow chart summarizing the screening of care personnel for older persons for nucleic acid detection and serological analysis of antibodies for SARS‐CoV‐2. Results of the PCR test were classified as positive, negative or inconclusive/censored. Results were censored if a repeat sample had been taken and the results differed. Inconclusive means that the test result was ambiguous. PCR = polymerase chain reaction, Ab = antibodies.
