title: Proceedings: an attempt to estimate the sympathetic activity to the heart of man in his home environment.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology; D006321:Heart / Q000294:innervation*; D006339:Heart Rate / Q000187:drug effects*; D006801:Humans; D008991:Monitoring, Physiologic; D013564:Sympathetic Nervous System / Q000187:drug effects / Q000502:physiology*
chemical_list: D000319:Adrenergic beta-Antagonists