title: A new effective, efficient and economical system of cryoextraction.
mesh_terms: D002387:Cataract Extraction / Q000295:instrumentation / Q000379:methods*; D005617:Chlorofluorocarbons, Methane / Q000008:administration & dosage; D003452:Cryosurgery / Q000295:instrumentation / Q000379:methods*; D006801:Humans
chemical_list: D005617:Chlorofluorocarbons, Methane