title: Extraradicular endodontic infections.
authors.forename: L
authors.initials: L
authors.lastname: Tronstad
authors.forename: F
authors.initials: F
authors.lastname: Barnett
authors.forename: K
authors.initials: K
authors.lastname: Riso
authors.forename: J
authors.initials: J
authors.lastname: Slots
mesh_terms: D001419:Bacteria / Q000302:isolation & purification; D006801:Humans; D010482:Periapical Abscess / Q000175:diagnosis; D010485:Periapical Periodontitis / Q000175:diagnosis* / Q000382:microbiology; D012390:Root Canal Therapy