In volume 13, issue 1 of the Journal of Occupational and Environmental Hygiene, the incorrect page numbers appeared in Methods to infer the compliance status with interval-averaged and with instantaneous occupational exposure limits from the results of longer-duration,
integrated air sampling by Harry A. Hunsaker, pages D1–D7. Starting with the second page of the article, all page numbers should have included a “D” as part of the page number. The publisher apologizes for any inconvenience caused.