title: Changes of arterial and venous blood flow during orthostasis and the effect of atropine.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001783:Blood Flow Velocity / Q000187:drug effects; D004285:Dogs; D006339:Heart Rate / Q000187:drug effects; D011187:Posture; D012119:Respiration / Q000187:drug effects
chemical_list: D001285:Atropine