Inhibition of human platelet aggregation by S-nitrosothiols. Heme-dependent activation of soluble guanylate cyclase and stimulation of cyclic GMP accumulation - Mellion, B T; Ignarro, L J; Myers, C B; Ohlstein, E H; Ballot, B A; Hyman, A L; Kadowitz, P J (Mol Pharmacol, 1983)