17th Bethesda conference: Adult cardiology training. Task Force IV: Training in echocardiography.
DeMaria
A N
AN
Crawford
M H
MH
Feigenbaum
H
H
Popp
R L
RL
Tajik
A J
AJ
D002309:Cardiology / Q000193:education*; D004452:Echocardiography / Q000193:education*; D004503:Education, Medical, Graduate; D006801:Humans; D014481:United States