%0 Journal Article %E Melinda L. Estes %A Richard J. Lederman %A Srinivasan Vijayakumar %A Russell W. Hardy %A H. Faleck %A Scott A. Rosenbloom %T A 29-year-old woman with back pain and a lumbar mass %D 1988 %J Cleveland Clinic Journal of Medicine %P 152-157 %V 55 %N 2 %U https://www.ccjm.org/content/ccjom/55/2/152.full.pdf