title: The mortality observed-to-expected ratio in otolaryngology.
authors.forename: David W
authors.initials: DW
authors.lastname: Roberson
mesh_terms: D002423:Cause of Death; D005260:Female; D006258:Head and Neck Neoplasms / Q000401:mortality* / Q000601:surgery*; D017052:Hospital Mortality / Q000639:trends*; D006801:Humans; D008297:Male; D011787:Quality of Health Care