@article{bae3b5adcdbe4ba98b227a91e9273877,
title = "Removal of long-term broken roots displaced into the maxillary sinus by endoscopic assistant",
author = "Q.M. Gao and C. Yang and L.Y. Zheng and Y.K. Hu",
year = "2016",
doi = "10.1097/SCS.0000000000002235",
language = "English",
journal = "Journal of Craniofacial Surgery",
issn = "1049-2275",
publisher = "Lippincott Williams and Wilkins",
}