title: Anterior fixed bridges replacing missing teeth where abnormal interproximal spaces exist.
mesh_terms: D000758:Anesthesia; D000776:Anesthesiology; D003830:Denture, Partial, Fixed; D006801:Humans; D009609:Nitrous Oxide; D016388:Tooth Loss
chemical_list: D009609:Nitrous Oxide
keywords: ANESTHESIA/nitrous oxide