title: Oro-antral closure: a simple technique.
mesh_terms: D003757:Dental Implantation / Q000379:methods*; D006046:Gold; D006801:Humans; D008297:Male; D008443:Maxillary Sinus / Q000601:surgery; D008875:Middle Aged; D009957:Oroantral Fistula / Q000601:surgery*; D012852:Sinusitis / Q000150:complications
chemical_list: D006046:Gold