title: [Left-heart contrast echocardiography by pulmonary wedge injection with hydrogen peroxide].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006801:Humans; D006861:Hydrogen Peroxide; D008168:Lung / Q000098:blood supply; D008297:Male
chemical_list: D006861:Hydrogen Peroxide