title: [Progress in echocardiography].
authors.forename: H
authors.initials: H
authors.lastname: Watanabe
authors.forename: J
authors.initials: J
authors.lastname: Yoshikawa
mesh_terms: D003287:Contrast Media; D004452:Echocardiography / Q000379:methods / Q000639:trends*; D019560:Echocardiography, Three-Dimensional / Q000639:trends; D006801:Humans
chemical_list: D003287:Contrast Media