title: Pulmonary function testing in children.
mesh_terms: D000136:Acid-Base Equilibrium; D002245:Carbon Dioxide / Q000097:blood; D002675:Child, Preschool; D004058:Diffusion; D006801:Humans; D010100:Oxygen / Q000097:blood; D011650:Pulmonary Alveoli / Q000502:physiology; D012119:Respiration; D012129:Respiratory Function Tests; D012143:Respiratory Physiological Phenomena; D013147:Spirometry; D014692:Ventilation-Perfusion Ratio
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen