OUTLINE: Patients receive gemcitabine IV over 1 hour weekly for 7 consecutive weeks in an 8 week course. Treatment then continues weekly for 3 consecutive weeks in 4 week courses in the absence of disease progression or unacceptable toxicity. Quality of life is assessed prior to treatment and then every 12 weeks. Patients are followed every 3 months for 2 years, then every 6 months until year 5, and then annually thereafter.