[Our experience with endoscopy of the facial sinuses].

@article{Bollobs1966OurEW,
  title={[Our experience with endoscopy of the facial sinuses].},
  author={B{\'e}la Bollob{\'a}s},
  journal={Wiener medizinische Wochenschrift},
  year={1966},
  volume={116 9},
  pages={178-81}
}