S?nchez E, Comeau ME, Freedman BI, Kelly JA, Kaufman KM, Langefeld CD, Brown EE, Alarc?n GS, Kimberly RP, Edberg JC, Ramsey-Goldman R, Petri M, Reveille JD, Vil? LM, Merrill JT, Tsao BP, Kamen DL, Gilkeson GS, James JA, Vyse TJ, Gaffney PM, Jacob CO, Niewold TB, Richardson BC, Harley JB, Alarc?n-Riquelme ME, Sawalha AH. Identification of novel genetic susceptibility loci in African American lupus patients in a candidate gene association study. Arthritis Rheum. 2011 Nov; 63(11):3493-501.