Phillips C.D, Hawes C., Lieberman T., Koren M.J.  2007.  Where should Momma go? Current nursing home performance measurement strategies and a less ambitious approach BMC Health Services Research. 7:93.

Sorbye L.W.  2000.  A longitudinal study on dying in a Norwegian hospital. International Journal of Palliative Nursing. 6(2):71-9.