title: Enhancement of contractility in rat isolated papillary muscle with therapeutic ultrasound.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism; D066298:In Vitro Techniques; D009200:Myocardial Contraction; D010210:Papillary Muscles / Q000502:physiology*; D051381:Rats; D013696:Temperature; D014465:Ultrasonics
chemical_list: D002118:Calcium