Genetic lesions associated with blastic transformation of polycythemia vera and essential thrombocythemia. - Gaidano G; Pastore C; Santini V; Nomdedeu J; Gamberi B; Capello D; Vischia F; Resegotti L; Mazza U; Ferrini PR; Lo Coco F; Saglio G (Genes, chromosomes & cancer, 1997)