@article{doi:,
author = {Yetkin, Gürkan and Işgör, Adnan and Akgün, Ismail},
title = {The Importance Of Preoperative Gastroduodenoscopy In The Patients That Planned Laparoscopic Cholecystectomy},
journal = {Laparosc Endosc Surg Sci },
volume = {6},
number = {3},
pages = {138-140},
year = {1999},
doi = {},
note ={doi: },

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