1. The impact of a palliative medicine and consultation service in medical oncology;Homsi;Support Care Cancer,2002
2. Assessing symptom distress in cancer patients: the M. D. Anderson Symptom Inventory;Cleeland;Cancer,2000
3. When it is justified to treat symtoms? Measuring symptom burden;Cleeland;Oncology (Huntington),2002
4. Symptom prevalence, characteristics and distress in a cancer population;Portenoy;Qual Life Res,1994
5. U.S. Cancer Statistics Working Group. United States Cancer Statistics: 1999–2005 Incidence and Mortality Web-Based Report. Atlanta (GA): U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Cancer Institute; 2009 [cited 2009 Oct 9]. Available from www.cdc.gov/uscs.