1. Racial Categories in Medical Practice: How Useful Are They? Braun, Lundy; Fausto-Sterling, Anne; Fullwiley, Duana; Hammonds, Evelynn M.; Nelson, Alondra; Quivers, William; Reverby, Susan M.; Shields, Alexandra E. 2007 Articles Human geneticsAfrican AmericansDiagnosisMedicineMedical sciences