Buchet, J.-P., Roels, H., Bernard, A., & Lauwerys, R. (1980). Assessment of Renal-function of Workers Exposed To Inorganic Lead, Cadmium Or Mercury-vapor. Journal of Occupational and Environmental Medicine, 22(11), 741-750. https://hdl.handle.net/2078.5/81912 (Original work published 1980)