1. A study of adrenotropic receptors;Ahlquist, R.P.;Amer. J. Physiol,1948
2. Adrenergic receptive mechanism of canine ileum;Levy, B.;J. Pharmacol. exp. Ther,1959
3. Introduction to Gastroenterology;Alvarez, W.C.,1948
4. L'acetylcholine libre et combinee du tractus digestif;Bacq, Z.M.; Goffart, M.;Schweiz. med. Wschr,1941
5. The movements and innervation of the small intestine;Bayliss, W.M.; Starling, E.H.;J. Physiol. (Lond.),1899