[The contrast application research of ultrasound knife in parotid gland surgery].
Yunchao
Y
Xin
Yantao
Y
Lin
Gang
G
Xue
D006801:Humans; D010306:Parotid Gland / Q000601:surgery*; D010307:Parotid Neoplasms; D059708:Ultrasonic Surgical Procedures / Q000295:instrumentation / Q000379:methods*