Han, D M [Present state and perspectives of otorhinolaryngology head and neck surgery]. [electronic resource] - Lin chuang er bi yan hou tou jing wai ke za zhi = Journal of clinical otorhinolaryngology head and neck surgery Sep 2017 - 1381-1383 p. digital Publication Type: Journal Article ISSN: 2096-7993 Standard No.: 10.13201/j.issn.1001-1781.2017.18.001 doi