From the study you cited: > We note that almost 43% of patients after influenza had at least one long-COVID feature recorded (Table 1) including 29.7% during t

From the study you cited: > We note that almost 43% of patients after influenza had at least one long-COVID feature recorded (Table 1) including 29.7% during the 90- to 180-day period. In this regard, we suggest researchers take a broad and balanced view as to the nature and specificity of long-COVID.