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Average peak nasal inspiratory flow (PNIF) variation from baseline: (PNIF(t) − PNIF (Pre)/PNIF (Pre) × 100) for active and placebo groups according to time in minutes forn = 39 (per protocol subset). *Significant difference at time 15 and 60 min,P = 0.0271 and 0.0287, respectively.
