RT Journal Article SR Electronic T1 Scanning the Literature JF Ochsner Journal JO Ochsner J FD O. P. Jindal Global University SP 247 OP 252 VO 4 IS 4 A1 Fox, Constanza A1 Sullivan, Michael YR 2002 UL http://www.ochsnerjournal.org/content/4/4/247.abstract AB