[Echocardiography yesterday, today and tomorrow].
Eskilsson
J
J
Biträdande överläkare, kardiologiska kliniken, Lund.
Olsson
B
B
D004452:Echocardiography / Q000266:history / Q000379:methods / Q000639:trends; D005544:Forecasting; D049673:History, 20th Century; D013548:Sweden