RT Journal Article SR Electronic T1 Guess the Case From the Ochsner Archives JF Ochsner Journal JO Ochsner J FD O. P. Jindal Global University SP 78 OP 80 VO 9 IS 2 A1 Justin B. Gerth A1 William S. Richardson YR 2009 UL http://www.ochsnerjournal.org/content/9/2/78.abstract AB