RT Journal Article SR Electronic T1 Scanning the Literature JF Ochsner Journal JO Ochsner J FD O. P. Jindal Global University SP 183 OP 188 VO 4 IS 3 A1 Steven Granier A1 Gregory R. Johnson YR 2002 UL http://www.ochsnerjournal.org/content/4/3/183.abstract AB