1. Ultrasound-guided arterial cannulation in infants improves success rate;Schwemmer,2006
2. Vascular access;Beal,2000
3. Ultrasound-guided cannulation of the internal jugular vein in critically ill patients positioned in 30 degrees dorsal elevation;Brederlau,2004
4. Ultrasound guidance for placement of central venous catheters;Randolph,1996