Monoclonal autoantibodies to the TSH receptor, one with stimulating activity and one with blocking activity, obtained from the same blood sample - Evans, M; Sanders, J; Tagami, T; Sanders, P; Young, S; Roberts, E; Wilmot, J; Hu, X; Kabelis, K; Clark, J; Holl, S; Richards, T; Collyer, A; Furmaniak, J; Smith, B R (Clin Endocrinol (Oxf), 2010)