Fig. 1

Study flow. ASC antibody-secreting cell, CAP community-acquired pneumonia, ED emergency department, ELISpot enzyme-linked immunospot, Ig immunoglobulin, LFA lateral flow assay, NPS nasopharyngeal swab, PCR polymerase chain reaction
Study flow. ASC antibody-secreting cell, CAP community-acquired pneumonia, ED emergency department, ELISpot enzyme-linked immunospot, Ig immunoglobulin, LFA lateral flow assay, NPS nasopharyngeal swab, PCR polymerase chain reaction