Aortic regurgitation in the elderly.
D000368:Aged; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001022:Aortic Valve Insufficiency / Q000209:etiology; D004697:Endocarditis, Bacterial / Q000453:epidemiology / Q000209:etiology; D005260:Female; D006349:Heart Valve Diseases / Q000188:drug therapy* / Q000382:microbiology*; D006801:Humans; D008297:Male; D013588:Syphilis Serodiagnosis; D013589:Syphilis, Cardiovascular / Q000150:complications
D000900:Anti-Bacterial Agents