Apical impulse tenderness: clinical observations in two cultures.
D000293:Adolescent; D000349:Africa; D000368:Aged; D005260:Female; D006321:Heart / Q000502:physiology*; D006326:Heart Auscultation; D006801:Humans; D008297:Male; D010146:Pain / Q000209:etiology*; D013577:Syndrome; D013909:Thorax; D014481:United States