Risk of injury to adjacent organs with lower-pole fluoroscopically guided percutaneous nephrostomy: evaluation with prone, supine, and multiplanar reformatted CT - Tuttle,D.N.; Yeh,B.M.; Meng,M.V.; Breiman,R.S.; Stoller,M.L.; Coakley,F.V. (J Vasc Interv Radiol, 2005)