RT Journal T1 A potpourri of scans JF JAMA JO JAMA YR 2006 FD April 5 VO 295 IS 13 SP 1587 OP 1592 DO 10.1001/jama.295.13.1587-a UL http://dx.doi.org/10.1001/jama.295.13.1587-a AB