Major rearrangements within the antithrombin gene locus: an unusual cause for antithrombin deficiency - Olds, R J; Lane, D A; Chowdury, V; Samson, D; DeStafano, V; Leone, G; Wiesel, M L; Cazenave, J P; Conard, J; Thein, S L (Brit J Haematol, 1992)