title: Regional lung function in infants.
mesh_terms: D006801:Humans; D006863:Hydrogen-Ion Concentration; D007223:Infant; D008168:Lung / Q000503:physiopathology*; D010100:Oxygen / Q000097:blood; D012140:Respiratory Tract Diseases / Q000097:blood / Q000503:physiopathology*; D014692:Ventilation-Perfusion Ratio; D014978:Xenon
chemical_list: D014978:Xenon; D010100:Oxygen