1. Bozcuk H, Koyuncu E, Yildiz M et al. A simple and accurate prediction model to estimate the intrahospital mortality risk of hospitalised cancer patients. International Journal of Clinical Practice 2004;58(11): 1014-1019.
  2. Christakis NA, Lamont EB. Extent and determinants of error in doctors' prognoses in terminally ill patients: prospective cohort study. BMJ 2000;320: 469-472.
  3. Clayton JM, Butow PN, Tattersall MHN. When and How to Initiate Discussion About Prognosis and End-Of-Life Issues with Terminally Ill Patients. Journal of Pain and Symptom Management 2005; 30(2): 132-144
  4. Dilemmas and Opportunities. Inaccurate Predictions of Life Expectancy. Arch Intern Med 1988;148: 2537-2538.
  5. Esmail N, Walker M. How Good is Canadian Healthcare? 2006 Report; An International Comparison of Healthcare Systems. Fraser Institute Digital Publication, 2006.
  6. Forster LE, Lynn J. Predicting Life Span for Applicants to Inpatient Hospice. Arch Intern Med 1988;148: 2540-2543.
  7. Hagerty RG, Butow PN, Ellis PM, Dimitry S, Tattersall MHN. Communicating prognosis in cancer care: a systematic review of the literature. Annals of Oncology 2005;16: 1005-1053
  8. Harrold J, Rickerson E, Carroll JT et al. Is the palliative performance scale a useful predictor of mortality in a heterogeneous hospice population? Journal of Palliative Medicine 2005;8(3):503-509.
  9. Head B, Ritchie CS, Smoot TM. Prognostication in hospice care: can the palliative performance scale help? Journal of Palliative Medicine 2005;8(3):492-502.
  10. Knaus WA, Harrell FE, Jr., Lynn J et al. The SUPPORT prognostic model. Objective estimates of survival for seriously ill hospitalized adults. Study to understand prognoses and preferences for outcomes and risks of treatments. Annals of Internal Medicine 1995;122(3): 191-203.
  11. Lau F, Downing GM, Lesperance M, Shaw J, Kuziemsky C. Use of Palliative Performance Scale in end-of-life prognostication. Journal of Palliative Medicine 2006;9(5): 1066-1075.
  12.  Lamont EB. A Demographic and Prognostic Approach to Defining the End of Life. Journal of Palliative Medicine 2005;8(1): S12-S21.
  13.  Lee DS, Austin PC, Rouleau JL, Liu PP, Naimark D, Tu JV. Predicting mortality among patients hospitalized for heart failure: derivation and validation of a clinical model. JAMA 2003;290(19): 2581-2587.
  14. Lynn J, Teno JM, Harrell FE. Accurate Prognostications of Death; Opportunities and Challenges for Clinicians. West J Med 1995;163: 250-257.
  15. Maltoni M, Nanni O, Pirovanco M et al. Successful Validation of the Palliative Prognostic Score in Terminally Ill Cancer Patients 1999;17(4): 240.
  16. Maltoni M, Pirovanco M, Nanni O et al. Prognostic Factors in Terminal Cancer Patients. European Journal of Palliative Care 1994;1(3): 122-125.
  17. Miller RJ. Predicting Survival in the Advanced Cancer Patient. Henry Ford Hospice Medicine Journal 1991;39(2): 81-83.
  18. Morita T, Tsunoda J, Inoue S, Chihara S. Validity of the palliative performance scale from a survival perspective. Journal of Pain & Symptom Management 1999;18(1): 2-3.
  19. Olajide O, Hanson L, Usher BM, Qaqish BF, Schwartz R, Bernard S. Validation of the palliative performance scale in the acute tertiary care hospital setting. Journal of Palliative Medicine 2007;10(1):111-117.
  20. Parkes CM. Accuracy of Predictions of Survival in Later Stages of Cancer. British Medical Journal 1972;2:29-31.
  21. Pirovano M, Maltoni M, Nanni O, et al: A New Palliative Prognostic Score: A First Step for the Staging of Terminally Ill Cancer Patients. Journal of Pain and Symptom Management 1999;17: 231.
  22. Randolph A, Buchner H, Richardson WS, et al. The Users’ Guides to the Medical Literature: Chapter 10, Prognosis. 2002;141-154.
  23. Reynolds T. Prognostic Models Abound, but How Useful Are They? Annals of Internal Medicine 2001;135(6): 473-476.
  24. Stambler N, Charatan M, Cedarbaum JM. Prognostic Indicators of Survival in ALS. Neurology 1998; 50: 66-72.
  25. Toscani F, Brunelli C, Miccinesi G et al. Predicting survival in terminal cancer patients: clinical observation or quality-of-life evaluation? 2005;19: 220-227.