@ARTICLE{
author={Bruera E,Palmer JL,Bosnjak Snezana M,Rico MA,Moyano JR,Sweeney C,Strasser F,Willey J,Bertolino M,Mathias C,Spruyt O,Fisch MJ},
year={2004},
title={Methadone versus morphine as a first-line strong opioid for cancer pain: A randomized, double-blind study},
journal={JOURNAL OF CLINICAL ONCOLOGY},
volume={22},
number={1},
pages={185-192},
document_type={Article},
}