Patients must have total bilirubin =< . x IULN Patients must have total bilirubin =< . x IULN Direct bilirubin =< . x IULN (=< x IULN if secondary to lymphoma) within days prior to registration Patients must have total bilirubin =< . x IULN within days prior to registration Total bilirubin =< . x IULN within days prior to registration Patients must have bilirubin =< x IULN within days prior to registration (unless the bilirubin is primarily unconjugated) Total bilirubin =< . x the IULN Serum total bilirubin =< . x IULN OR direct bilirubin =< IULN for patients with total bilirubin > . x IULN Total bilirubin =< . x institutional upper limit of normal (IULN) OR direct bilirubin =< IULN for patients with total bilirubin > . x IULN Bilirubin =< . x IULN Bilirubin .- x IULN Total bilirubin =< . x international upper limit of normal (IULN) OR direct bilirubin =< IULN for patients with total bilirubin > . x IULN Total bilirubin =< . x institutional upper limit of normal (IULN) OR direct bilirubin =< IULN for patients with total bilirubin > . x IULN ARM B COHORT : Total bilirubin =< . x IULN ARM C COHORT : Total bilirubin =< X IULN Total bilirubin < x IULN Total bilirubin =< . x IULN Total bilirubin =< . x IULN Total bilirubin =< . x IULN Total bilirubin =< . x IULN Total bilirubin < . x IULN REGISTRATION # - PRIOR TO CONSOLIDATION CHEMOTHERAPY: Total bilirubin =< IULN Total bilirubin =< . x IULN Total bilirubin =< . x IULN within days prior to Step registration Total bilirubin =< IULN; or total bilirubin =< . x IULN or direct bilirubin =< . ULN in patients with well documented Gilberts syndrome Total bilirubin =< . x IULN Total bilirubin =< . x institutional upper limit of normal (IULN) OR direct bilirubin =< IULN for patients with total bilirubin > . x IULN Total bilirubin >= x IULN