Intravascular electrocardiography--a resurrected technique.
T G
TG
Johans
D L
DL
Mallory
D002405:Catheterization, Central Venous / Q000295:instrumentation*; D004562:Electrocardiography / Q000295:instrumentation*; D006801:Humans; D008991:Monitoring, Physiologic / Q000295:instrumentation*; D014683:Vena Cava, Superior