[Mucociliary ultrastructure and distribution of maxillary natural ostium].
Xu
Cheng-li
CL
Xu
Geng
G
D002923:Cilia / Q000648:ultrastructure*; D006801:Humans; D008443:Maxillary Sinus / Q000648:ultrastructure*; D008855:Microscopy, Electron, Scanning; D009092:Mucous Membrane / Q000648:ultrastructure*