title: Circulatory effects of morphine early after open-heart surgery.
mesh_terms: D001021:Aortic Valve; D001775:Blood Circulation / Q000187:drug effects*; D001794:Blood Pressure / Q000187:drug effects; D002302:Cardiac Output / Q000187:drug effects; D004395:Dye Dilution Technique; D005260:Female; D006322:Heart Aneurysm / Q000601:surgery; D006339:Heart Rate / Q000187:drug effects; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve; D009020:Morphine / Q000494:pharmacology*; D013771:Tetralogy of Fallot / Q000601:surgery; D014655:Vascular Resistance / Q000187:drug effects
chemical_list: D009020:Morphine