1. Accident Compensation Corporation (ACC) 2003a Common Misconceptions http://www.acc.govt.nz/injury-prevention/oos
2. Accident Compensation Corporation (ACC) 2003b What Are OOS Conditions? http://www.acc.govt.nz/injury-prevention/oos
3. Accident Compensation Corporation (ACC) 2003c ACC Injury Statistics 2002. Section 16: Gradual Onset Claims http://www.acc.govt.nz/injury-prevention/acc-injury-statistics-2002/16-gradual-onset-claims/
4. Accident Compensation Corporation (ACC) 2006a ACC Injury Statistics 2006. Section 16: Gradual Onset Claims http://www.acc.co.nz/about-acc/acc-injury-statistics-2006/SS_WIM2_062750
5. Accident Compensation Corporation (ACC) 2006b ACC Injury Statistics 2006. Section 3.1: All Work Related Claims http://www.acc.co.nz/about-acc/acc-injury-statistics-2006/SS_WIM2_063025