Williams trait - Colman, RW; Bagdasarian, A; Talamo, RC; Scott, CF; Seavey, M; Guimaraes, JA; Pierce, JV; Kaplan, AP (Human kininogen deficiency with diminished levels of plasminogen proactivator and prekallikrein associated with abnormalities of the Hageman factor-dependent pathways. J Clin Invest, 1975)