1. Hard metal disease;Bech;Br. J. Ind. Med.,1962
2. Metal carcinogenesis.I. Observations on the carcinogenicity of a refinery dust, cobalt oxide, and colloidal thorium dioxide;Gilman;Cancer Res.,1962
3. Metal carcinogenesis. II. A study on the carcinogenic activity of cobalt, copper, iron, and nickel compounds;Gilman;Cancer Res.,1962
4. The production of malignant tumours by cobalt in the rat;Heath;Br. J. Cancer,1956
5. NIOSH: Criteria for controlling occupational exposure to cobalt;DHHS (NIOSH) Publication No.,1981