PNEFPeak Nasal Expiratory Flow Rate
References in periodicals archive ?
The hazards of workers moving from different forms of employment to economic inactivity, PEPN, PEIN, and from inactivity to the informal sector, PNEI, are all significant and countercyclical for male workers while PNEF, the hazard associated with moving from inactivity to employment in the formal sector, is pro-cyclical and significant for male workers, and for the total.