An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Hoffmann ER, Chan AHS.Hoffmann ER, et al.Ergonomics. 2017 Aug;60(8):1146-1157. doi: 10.1080/00140139.2016.1250956. Epub 2016 Oct 31.Ergonomics. 2017.PMID: 27762172
Hoffmann ER, Chan AHS, Tai JPC.Hoffmann ER, et al.Hum Factors. 2018 Jun;60(4):538-555. doi: 10.1177/0018720818759993. Epub 2018 Feb 26.Hum Factors. 2018.PMID: 29481291
Hoffmann ER, Chan AH, Chan KW.Hoffmann ER, et al.Ergonomics. 2013;56(10):1608-19. doi: 10.1080/00140139.2013.822567. Epub 2013 Aug 1.Ergonomics. 2013.PMID: 23906025