PT - JOURNAL ARTICLE ED - Estes, Melinda L. AU - Lederman, Richard J. AU - Vijayakumar, Srinivasan AU - Hardy, Russell W. AU - Faleck, H. AU - Rosenbloom, Scott A. TI - A 29-year-old woman with back pain and a lumbar mass DP - 1988 Mar 01 TA - Cleveland Clinic Journal of Medicine PG - 152--157 VI - 55 IP - 2 4099 - http://www.ccjm.org/content/55/2/152.short 4100 - http://www.ccjm.org/content/55/2/152.full SO - Cleve Clin J Med1988 Mar 01; 55