“…The PNOSI has been of large use for diagnostic purposes in Frenchspeaking countries (especially Belgium and France), collecting more than 30,000 data from diverse occupational fields such as veterinary practice, farming, informatics, printing, pharmaceutics, and the energy, public or health care sectors (Bertrand, Peters, Perée & Hansez, 2010;Hansez, Bracci & Bertrand, 2007;Hansez & Chmiel, 2010;Hansez, Schins & Rollin, 2008). A recent study of Barbier, Peters & Hansez (2009) has confirmed the two-factor structure of the PNOSI.…”