Bilirubin =< . times normal days prior to study entry Bilirubin < . times institutional upper limit of normal, within days prior to study entry Bilirubin =< . times the upper limit of normal (x ULN). Bilirubin . times upper limit of normal Bilirubin < . times the upper limit of normal (ULN) Bilirubin less than times the upper limit of normal INCLUSION - TREATMENT: Bilirubin less than times the upper limit of normal Bilirubin < . times institutional upper limit of normal (ULN) AST/ALT =< . times upper limit of normal\r\n* If transaminase elevation and/or bilirubin elevation is attributed to the presence of liver metastases, a total bilirubin =< . times the upper limit of normal and an AST and ALT =< . times the upper limit of normal are permissible; patients with an elevated bilirubin level that is attributed to an inherited disorder, such as Gilberts disease, may be enrolled at the discretion of the principal investigator TREATMENT INCLUSION: Bilirubin . times or less than the upper limit of normal Bilirubin ? . times the upper limit of normal (ULN), Bilirubin ? times the upper limit of normal Bilirubin greater than . times the upper limit of normal (ULN) Serum bilirubin =< . times upper-limit of normal (ULN) (measured within days of registration) Bilirubin =< . times upper limit of normal for age Serum bilirubin =< . times upper limit of normal (prior to biopsy) Bilirubin < . times the upper limit of normal (ULN) STUDY TREATMENT: Serum bilirubin value less than . times the upper limit of the normal range Bilirubin =< . times the upper limit of normal (ULN) Bilirubin > . times the upper limit of the normal range (ULN) Transaminase levels . times the upper limit of the normal range (ULN). Bilirubin < . times upper limit of normal (ULN) Bilirubin < . times upper limit of normal Serum bilirubin < . times the Upper Limit of Nor-mal (ULN). Serum bilirubin < . times the Upper Limit of Nor-mal (ULN). Bilirubin < . times upper limit of normal (ULN) for age Bilirubin =< . times the upper limit of normal Obtained within days prior to initiation of treatment: Serum bilirubin < . times the upper limit of normal (ULN) Serum bilirubin < . times upper limit of normal Serum bilirubin