title: Helweg's triangular tract in man.
mesh_terms: D002544:Cerebral Infarction / Q000473:pathology; D006801:Humans; D008854:Microscopy, Electron; D009046:Motor Neurons / Q000473:pathology; D009412:Nerve Fibers / Q000648:ultrastructure; D009413:Nerve Fibers, Myelinated / Q000648:ultrastructure; D009434:Neural Pathways / Q000033:anatomy & histology / Q000648:ultrastructure; D009468:Neuromuscular Diseases / Q000473:pathology; D009847:Olivary Nucleus / Q000033:anatomy & histology* / Q000473:pathology / Q000648:ultrastructure; D013116:Spinal Cord / Q000033:anatomy & histology* / Q000473:pathology / Q000648:ultrastructure