PT - JOURNAL ARTICLE AU - Roel Vermeulen AU - Lützen Portengen TI - On the approach for calculating occupational exposure limits for diesel motor exhaust: authors’ response AID - 10.1136/oemed-2017-104759 DP - 2017 Sep 26 TA - Occupational and Environmental Medicine PG - oemed-2017-104759 4099 - http://oem.bmj.com/content/early/2017/09/26/oemed-2017-104759.short 4100 - http://oem.bmj.com/content/early/2017/09/26/oemed-2017-104759.full