[Diagnostic and therapeutic problems with root fragments in the maxillary sinus].
D005547:Foreign Bodies / Q000000981:diagnostic imaging* / Q000601:surgery; D006801:Humans; D008443:Maxillary Sinus / Q000000981:diagnostic imaging / Q000601:surgery; D011859:Radiography; D014092:Tooth Root / Q000473:pathology*
Diagnostische und therapeutische Probleme bei Wurzelresten in der Kieferhöhle.