Endoscopic view of the hiatus semilunaris superior and inferior.
Yanagisawa
E
E
Southern New England Ear, Nose, Throat and Facial Plastic Surgery Group, New Haven, CT, USA.
Weaver
E M
EM
D004724:Endoscopy; D006801:Humans; D009296:Nasal Cavity / Q000033:anatomy & histology*; D009626:Terminology as Topic