peak inspiratory flow
The peak inspiratory       flow (PIF) through the Easyhaler (PIF(EH)) was measured with a pneumotachograph       in 120 asthmatic children aged 4-16 yr.
The  @SUBJECT$  (PIF) through the Easyhaler (PIF(EH)) was measured with a pneumotachograph        @PREDICAT$  120 asthmatic  @OBJECT$  aged 4-16 yr.