Keywords: Peak expiratory flow meter-pediatric use.PNG en A child using a peak expiratory flow meter in a pediatric clinic Ein Kind bläst in eine Peak-Flow-Meter 2013-02-25 09 55 07 Screenshot from Living With and Managing Asthma an edcuational film by the National Heart Lung and Blood Institute http //www nhlbi nih gov/health/health-topics/topics/asthma/signs html National Heart Lung and Blood Institute a division of the National Institute of Health an agency within the United States Government PD-USGov Uploaded with UploadWizard Peak expiratory flow |