المؤلفون: Brunner, Hermine I., Kim, Kwan N., Ballinger, Susan H., Bowyer, Suzanne L., Griffin, Thomas A., Higgins, Gloria C., Mier, Richard, Passo, Murray H., Rennebohm, Robert, Schikler, Kenneth, Lovell, Daniel J.

المصدر: JCR: Journal of Clinical Rheumatology ; volume 7, issue 5, page 295-300 ; ISSN 1076-1608

الاتاحة: http://dx.doi.org/10.1097/00124743-200110000-00008
http://journals.lww.com/00124743-200110000-00008