Cloning of the alpha chain of human platelet glycoprotein Ib: a transmembrane protein with homology to leucine-rich alpha 2-glycoprotein - Lopez, J A; Chung, D W; Fujikawa, K; Hagen, F S; Papayannopoulou, T; Roth, G J (Proc Natl Acad Sci U S A, 1987)