title: The interdependence between maximum mean expiratory flow (MMEF25-75%) and some spirographic diffusion and blood-gas indices in patients with chronic non-specific lung disease (CNLD).
mesh_terms: D001784:Blood Gas Analysis; D005260:Female; D005540:Forced Expiratory Flow Rates; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D011653:Pulmonary Diffusing Capacity