New resources for evolving uses of cardiac ultrasound-the importance of a collaborative spirit.
D002309:Cardiology / Q000193:education; D002318:Cardiovascular Diseases / Q000000981:diagnostic imaging; D004452:Echocardiography / Q000639:trends; D006331:Heart Diseases / Q000000981:diagnostic imaging; D006801:Humans; D012955:Societies, Medical