title: Tomography in cerebral pneumoencephalography.
mesh_terms: D001932:Brain Neoplasms / Q000000981:diagnostic imaging; D002555:Cerebrospinal Fluid; D002933:Cineradiography; D006801:Humans; D008297:Male; D008722:Methods; D010100:Oxygen; D011011:Pneumoencephalography; D011187:Posture; D012886:Skull / Q000000981:diagnostic imaging; D014056:Tomography, X-Ray
chemical_list: D010100:Oxygen