TY - GEN AU - Xin,Ying AU - Song,Weiming TI - Randomized clinical trial to evaluate the outcome of partial canal wall preserved tympanomastoidectomy SN - 1651-2251 PY - 2019///1209 KW - Adult KW - Chronic Disease KW - Ear Canal KW - surgery KW - Female KW - Humans KW - Male KW - Mastoidectomy KW - methods KW - Middle Aged KW - Otitis Media KW - Young Adult N1 - Publication Type: Journal Article; Randomized Controlled Trial UR - https://doi.org/10.1080/00016489.2019.1578412 ER -