| 1999 |
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The Department of Medicine, Oregon Health Sciences University, Portland 97210, USA. · Pubmed 10201453
- Department of Arthritis and Rheumatic Diseases, Oregon Health Sciences University, and Portland VA Medical Center, 97201, USA. · Pubmed 10235218
- Department of Medicine, Oregon Health Sciences University, Portland 97201, USA. · Pubmed 10566732
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