title: Relative activity of atenolol and metoprolol.
mesh_terms: D001262:Atenolol / Q000494:pharmacology*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008790:Metoprolol / Q000494:pharmacology*; D005082:Physical Exertion; D011412:Propanolamines / Q000494:pharmacology*
chemical_list: D011412:Propanolamines; D001262:Atenolol; D008790:Metoprolol