HLA-DRB1-associated rheumatoid arthritis risk at multiple levels in African Americans: hierarchical classification systems, amino acid positions, and residues
Reynolds, Richard, Altan Ahmed, Maria Danila, Laura Hughes, Consortium Longitudinal Evaluation African Americans Early Rheumatoid Arthritis Investigators, Peter Gregersen, Soumya Raychaudhuri, Robert Plenge, and Louis Bridges. 2014. “HLA-DRB1-Associated Rheumatoid Arthritis Risk at Multiple Levels in African Americans: Hierarchical Classification Systems, Amino Acid Positions, and Residues”. Arthritis Rheumatol 66 (12): 3274-82.