Hospitals and the environment: legal aspects of pollution control.
D000397:Air Pollution / Q000517:prevention & control*; D002140:California; D004787:Environmental Pollution / Q000517:prevention & control; D004865:Equipment and Supplies, Hospital; D006077:Government Agencies; D006761:Hospitals; D007603:Jurisprudence; D007878:Legislation as Topic; D008284:Maintenance and Engineering, Hospital; D012037:Refuse Disposal; D012722:Sewage; D014876:Water Pollution / Q000517:prevention & control*
D012722:Sewage