Newby LK, Califf RM, White HD, Harrington RA, Van de Werf F, Granger CB, Simes RJ, Hasselblad V, Armstrong PW. The failure of orally administered glycoprotein IIb/IIIa inhibitors to prevent recurrent cardiac events. The American Journal of Medicine. 2002 Jun;112(8):647–58. doi: 10.1016/s0002-9343(02)01106-3.