TY - JOUR T1 - A case-control study on preauricular congenital fistula surgery outcomes by Propensity Score Matching (PSM) analysis JO - Brazilian Journal of Otorhinolaryngology A1 - Sun, Jibing A1 - Wang, Tingting A1 - Chen, Dong A1 - Mao, Yanyan A1 - Fan, Zhaomin A1 - Han, Yuechen SN - 1808-8694 UL - 10.1016/j.bjorl.2025.101729 VL - 92 Y1 - 2026 PB - Brasil ER -