The frequency of 844ins68 mutation in the cystathionine 'beta'-synthase gene is not increased in patients with venous thrombosis - Franco, Rendrik; Maffei, Francisco; Lourenço, Dayse; Piccinato, Carlos Eli; Morelli, Vânia; Thomazini, Isolete; Zago, Marco Antonio (Haematologica, 1998)