Paper on the development of a Covid-19 control measures risk matrix by the BOHS) Covid-19 Working Group October 1, 2021 News and Events HWA joins IOM GroupPress Release: IOM offers a practical and robust solution to Entonox withdrawalIOM supporting hospitals in checking exposure to nitrous oxide (including Entonox).Dr. Miranda Loh join IOM’s senior management team as the Director of Science and EngagementIOM and collaborators announced as Winners of the Multiparty Collaboration award in Scottish Knowledge Exchange Awards