@article{koo_moon_jung_mun_2018,  title={A case of bilateral inferior concha bullosa connecting to maxillary sinus},  volume={84},  ISSN={1808-8694},  url={https://doi.org/10.1016/j.bjorl.2016.01.005},  DOI={10.1016/j.bjorl.2016.01.005},  number={4},  journal={Brazilian Journal of Otorhinolaryngology},  publisher={Associação Brasileira de Otorrinolaringologia e Cirurgia Cérvico-Facial.},  author={Koo, Soo Kweon and Moon, Ji Seung and Jung, Sung Hoon and Mun, Mi Jin},  year={2018},  month={Jul},  pages={526–528} }