title: Introduction to cryosurgery.
mesh_terms: D002245:Carbon Dioxide; D002387:Cataract Extraction; D003452:Cryosurgery; D004844:Epistaxis / Q000601:surgery; D005260:Female; D005557:Formaldehyde; D006801:Humans; D006846:Hydrocarbons, Halogenated; D007016:Hypophysectomy; D008297:Male; D008575:Meniere Disease / Q000601:surgery; D009369:Neoplasms / Q000601:surgery; D009584:Nitrogen; D014066:Palatine Tonsil / Q000601:surgery; D010300:Parkinson Disease / Q000601:surgery; D011469:Prostatic Diseases / Q000601:surgery; D012163:Retinal Detachment / Q000601:surgery; D014021:Tissue Preservation; D002575:Uterine Cervicitis / Q000601:surgery
chemical_list: D006846:Hydrocarbons, Halogenated; D002245:Carbon Dioxide; D005557:Formaldehyde; D009584:Nitrogen