The familial occurrence of chronic lymphocytic leukemia and multiple myeloma.
D006801:Humans; D007938:Leukemia; D015451:Leukemia, Lymphocytic, Chronic, B-Cell; D007945:Leukemia, Lymphoid / Q000235:genetics*; D008214:Lymphocytes; D009101:Multiple Myeloma / Q000235:genetics*; D010950:Plasma Cells
LEUKEMIA, LYMPHOCYTIC/genetics; MYELOMA, PLASMA CELL/genetics