title: A method for measuring functional residual capacity in neonates with endotracheal tubes.
mesh_terms: D005069:Evaluation Studies as Topic; D005652:Functional Residual Capacity; D006371:Helium; D006801:Humans; D007231:Infant, Newborn; D008176:Lung Volume Measurements; D008722:Methods; D012127:Respiratory Distress Syndrome, Newborn / Q000175:diagnosis*; D014132:Trachea
chemical_list: D006371:Helium