title: Letter to the editor re Lettmeier et al. (2010): proposal for a revised reference concentration (RfC) for mercury vapour in adults, Sci Total Environ (2010, doi:10.1016/j.scitotenv.2010.04.027).
authors.forename: G Mark
authors.initials: GM
authors.lastname: Richardson
authors.forename: Ronald W
authors.initials: RW
authors.lastname: Brecher