title: Experimental studies on the sensory innervation of the cerebral blood vessels.
mesh_terms: D000818:Animals; D002536:Cerebral Arteries / Q000294:innervation*; D006261:Headache / Q000503:physiopathology*; D006801:Humans; D008881:Migraine Disorders / Q000503:physiopathology*; D010841:Pia Mater / Q000098:blood supply; D011984:Sensory Receptor Cells / Q000502:physiology*; D013373:Substance P / Q000502:physiology; D014276:Trigeminal Nerve / Q000503:physiopathology
chemical_list: D013373:Substance P