Leung D Y, Schlievert P M, Meissner H C
The National Jewish Medical and Research Center, and University of Colorado Health Sciences, Center, Denver 80206, USA.
Arthritis Rheum. 1998 Sep;41(9):1538-47. doi: 10.1002/1529-0131(199809)41:9<1538::AID-ART3>3.0.CO;2-M.