Figure 1.

Flowchart for the inclusion of SARI patients in the RSV pilot study, Belgium, October 2018–January 2019 (n = 508 included patients)^a

RSV: respiratory syncytial virus; SARI: severe acute respiratory infection.

^a Only three of the six hospitals in the Belgian SARI surveillance network, one in each administrative region (Flanders, Brussels-Capital, Wallonia), took part in this pilot study.