1Northeastern Ohio Universities College of Medicine, Rootstown, Department of Biomedical Engineering, University of Akron, Akron, Ohio; Carnegie Museum of Natural History, Pittsburgh, Pennsylvania; and University of Kansas Museum of Natural History, Lawrence, Kansas
Reprints or correspondence: Dr. Bruce Rothschild, Arthritis Center of Northeast Ohio, 5500 Market St., Youngstown, OH 44512 ([email protected]).
