title: Baroreceptor reflex sensitivity index derived from Phase 4 of te Valsalva maneuver.
mesh_terms: D000328:Adult; D001794:Blood Pressure / Q000187:drug effects; D006801:Humans; D008875:Middle Aged; D010656:Phenylephrine / Q000494:pharmacology; D011311:Pressoreceptors / Q000502:physiology*; D012018:Reflex / Q000502:physiology*; D014636:Valsalva Maneuver
chemical_list: D010656:Phenylephrine