title: Some radiographic problems encountered in stereotactic surgery.
mesh_terms: D002508:Cephalometry; D014695:Cerebral Ventriculography; D006801:Humans; D008722:Methods; D011011:Pneumoencephalography; D013238:Stereotaxic Techniques / Q000295:instrumentation; D013679:Technology, Radiologic / Q000295:instrumentation