@article{doi:,
author = {Kars Şenyaşar, Nilgün and Erkal, Hakan and Temizel, Feriha and Özyurt, Yaman},
title = {Comparison of levobupivacaine and levobupivacaine-fentanyl for urologic surgery in geriatric patients under spinal anesthesia},
journal = {South Clin Ist Euras},
volume = {20},
number = {2},
pages = {82-89},
year = {2009},
doi = {},
note ={doi: },

URL = {https://dx.doi.org/},
eprint = {https://dx.doi.org/}
}