An edition of The conduct of the EPA's "Community Health and Environmental Surveillance System" (CHESS) studies (1977)

The conduct of the EPA's "Community Health and Environmental Surveillance System" (CHESS) studies

joint hearing before the Subcommittee on the Environment and the Atmosphere of the Committee on Science and Technology and the Subcommittee on Health and the Environment of the Committee on Interstate and Foreign Commerce, U.S. House of Representatives, Ninety-fourth Congress, second session, April 9, 1976.

By United States. Congress. House. Committee on Science and Technology. Subcommittee on the Environment and the Atmosphere.