title: [A study on cardioscopy without thoracotomy--intracardiac visualization and cardio-pulmonary hemodynamics after injection of carbon dioxide].
mesh_terms: D000818:Animals; D001794:Blood Pressure; D002245:Carbon Dioxide; D004285:Dogs; D019723:Endoscopes; D004724:Endoscopy; D005336:Fiber Optic Technology; D006321:Heart / Q000502:physiology; D006339:Heart Rate; D006439:Hemodynamics; D008168:Lung / Q000502:physiology; D008722:Methods
chemical_list: D002245:Carbon Dioxide