9Tse M, Wan VT, Wong AM. Pain and pain-related situ- ations surrounding community-dwelling older persons. Journal of Clinical Nursing, 2013, 22:1870 - 1879.
10Andrews G, Slade T. Interpreting scores on the Kessler Psychological Distress Scale (K10). Australian and New Zealand Journal of Public Health, 2001, 25:494 497.