title: Continuing quality enhancement.
authors.forename: Sevgi
authors.initials: S
authors.lastname: Tercanli
authors.forename: Corine
authors.initials: C
authors.lastname: Bürgin
authors.forename: Eberhard
authors.initials: E
authors.lastname: Merz
mesh_terms: D002309:Cardiology / Q000193:education; D003479:Curriculum; D004452:Echocardiography / Q000592:standards*; D019560:Echocardiography, Three-Dimensional; D004501:Education, Medical; D004503:Education, Medical, Graduate; D005260:Female; D005858:Germany; D006330:Heart Defects, Congenital / Q000000981:diagnostic imaging*; D006801:Humans; D007231:Infant, Newborn; D019047:Phantoms, Imaging; D011247:Pregnancy; D058996:Quality Improvement; D016216:Ultrasonography, Prenatal / Q000592:standards*