from a data base of 203 patients with chronic granulocytic leukaemia ( cgl ) seen at our institution during the period 1972-1981 , we identified 25 patients in whom duration of the chronic phase could be accurately determined and who had received only busulphan or no treatment at all during the first year after diagnosis .
C0023473
chronic granulocytic leukaemia
C0006463
busulphan