title: [The evaluation of the purification and disinfection effects of the sewage disposal engineering in a certain hospital].
mesh_terms: D004203:Disinfection / Q000379:methods*; D008284:Maintenance and Engineering, Hospital; D008506:Medical Waste; D012498:Sanitary Engineering; D012722:Sewage; D013242:Sterilization / Q000379:methods*; D014866:Waste Products
chemical_list: D008506:Medical Waste; D012722:Sewage; D014866:Waste Products