1. Substance P: release on trigeminal stimulation, effects in the eye;Bill;Acta physiol. scand.,1979
2. Substance P levels in normal and sensorily denervated eye;Bulter;Exp. Eye Res.,1980
3. Cardiovascular effects of substance P: effects on the heart and regional blood flow in the dog;Burcher,1976
4. Die Retina der Wirbeltiere;Cajal,1894
5. Innervation of cerebral blood vessels by norepinephrine, indolamine, substance P and neurotensin fibers and the leptomeningeal axons: their roles in vasomotor activity and local alterations of brain blood composition;Chan-Palay,1977