title: [Trends in the studies of artificial hearts in Japan].
mesh_terms: D000818:Animals; D011211:Electric Power Supplies; D005069:Evaluation Studies as Topic; D006041:Goats; D006354:Heart, Artificial; D006439:Hemodynamics; D007564:Japan; D011140:Polyurethanes; D012826:Silicone Elastomers
chemical_list: D011140:Polyurethanes; D012826:Silicone Elastomers