title: Convective gas mixing in the airways of the human lung--comparison of laminar and turbulent dispersion.
mesh_terms: D006371:Helium; D006801:Humans; D008168:Lung / Q000502:physiology*; D008954:Models, Biological; D011659:Pulmonary Gas Exchange; D013459:Sulfur Hexafluoride
chemical_list: D006371:Helium; D013459:Sulfur Hexafluoride