title: The ultra-low frequency ballistocardiogram of the guinea pig.
mesh_terms: D000758:Anesthesia; D000818:Animals; D001450:Ballistocardiography / Q000295:instrumentation*; D001794:Blood Pressure; D002698:Chloralose / Q000494:pharmacology; D004562:Electrocardiography; D006168:Guinea Pigs; D006326:Heart Auscultation; D006339:Heart Rate / Q000187:drug effects; D007274:Injections, Intraperitoneal; D012119:Respiration / Q000187:drug effects
chemical_list: D002698:Chloralose