Zheng, Hong-liang [Advances and refinements in voice medicine]. [electronic resource] - Zhonghua er bi yan hou tou jing wai ke za zhi = Chinese journal of otorhinolaryngology head and neck surgery Sep 2010 - 705-7 p. digital Publication Type: Editorial ISSN: 1673-0860 Subjects--Topical Terms: HumansVoiceVoice Quality