title: Go with the flow--but how far?
authors.forename: B R
authors.initials: BR
authors.lastname: Line
mesh_terms: D006801:Humans; D007727:Krypton Radioisotopes; D008168:Lung / Q000000981:diagnostic imaging* / Q000502:physiology; D011877:Radionuclide Imaging; D012119:Respiration
chemical_list: D007727:Krypton Radioisotopes