title: The actions of the beta-adrenoceptor blocking agents propranolol and metoprolol in the maximally exercised horse [proceedings].
mesh_terms: D000818:Animals; D006339:Heart Rate / Q000187:drug effects; D006736:Horses / Q000502:physiology*; D008790:Metoprolol / Q000494:pharmacology*; D009638:Norepinephrine / Q000097:blood; D005082:Physical Exertion / Q000187:drug effects*; D011412:Propanolamines / Q000494:pharmacology*; D011433:Propranolol / Q000494:pharmacology*
chemical_list: D011412:Propanolamines; D011433:Propranolol; D008790:Metoprolol; D009638:Norepinephrine