title: Variation of the place of origin and course of posterior and anterior spinal arteries in men.
mesh_terms: D001158:Arteries / Q000033:anatomy & histology* / Q000196:embryology; D005260:Female; D005333:Fetus / Q000033:anatomy & histology; D006801:Humans; D008297:Male; D013131:Spine / Q000098:blood supply* / Q000196:embryology