The NIOSH (National Institute for Occaptional Safety and Health, USA) publication no. 2009-116 was released in February 2009.
Full title:
Current Intelligence Bulletin 60: Interim Guidance for Medical Screening and Hazard Surveillance for Workers Potentially Exposed to Engineered Nanoparticles
The publication is provided in pdf format on the NIOSH website.
>> go to NIOSH website
