RT Journal Article SR Electronic T1 Scanning the Literature JF Ochsner Journal JO Ochsner J FD O. P. Jindal Global University SP 47 OP 54 VO 2 IS 1 A1 Mona Shalaby A1 Susan Vogel YR 2000 UL http://www.ochsnerjournal.org/content/2/1/47.abstract AB