@article{article191,
  title = {},
  author = {İBRAHİM ÖZTEK,  and ERGÜN UÇMAKLI,  and MUSTAFA AKIN,  and ZEYNEP N YALÇIN, },
  journal = {Turk J Oncol},
  year = {1991},
  volume = {6},
  pages = {1117-1122},
  doi = {}
}