Len Levy (Institute of Occupational and Environmental Health, Birmingham)

Now somewhat retired Len is involved with the following papers on occupational asthma. Cross HJ, Faux SP, Sadra S, Sorahan T, Levy LS, Aw TC, Braithwaite R, McRoy C, Hamilton L, Calvert IA, Criteria document for hexavalent chromium, -, 1997;:-,