title: Comment: Exercise and beta-blockers.
authors.forename: A
authors.initials: A
authors.lastname: Shaughnessy
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology*; D002302:Cardiac Output / Q000187:drug effects; D006801:Humans; D005082:Physical Exertion / Q000187:drug effects*
chemical_list: D000319:Adrenergic beta-Antagonists