Geochemical environment in relation to health and disease : American Association for teh Advancement of Science symposium, Dec., 1970 - Cannon, Helen L. (Helen Leighton), 1911-; Hopps, Howard C. (Howard Carl), 1914-; American Association for the Advancement of Science (Boulder, Colo. : Geological Society of America, 1972)
Keywords: Environmental health -- Congresses; Trace elements in the body -- Congresses; Geochemical diseases -- Congresses