most common leukemia in adultschildhood leukemia in adultsaggressive leukemia in adultsdiagnosis of leukemia in adultslymphoblastic leukemia in adultsleukemia prognosis in adultsacute leukemia in adultsleukemia bruising adultsadult onset leukemiamost common type of leukemia in adultskinds of leukemia in adultsforms of leukemia in adults