Mortality following operations of the head and neck.
D000367:Age Factors; D005860:Germany, West; D006801:Humans; D007573:Jaw Neoplasms / Q000401:mortality* / Q000601:surgery; D008048:Lip Neoplasms / Q000401:mortality / Q000601:surgery; D009060:Mouth Floor; D009062:Mouth Neoplasms / Q000401:mortality* / Q000601:surgery; D010255:Paranasal Sinus Neoplasms / Q000401:mortality / Q000601:surgery; D011183:Postoperative Complications; D011300:Preoperative Care; D011336:Probability; D011379:Prognosis; D013997:Time Factors