Patrice Villars, Marylin Dodd, Claudia West, Theresa Koetters, Steven M. Paul, Karen Schumacher, Debu Tripathy, Peter Koo, Christine Miaskowski
J Pain Symptom Manage.
Author manuscript; available in PMC 2007 March 30.Published in final edited form as: J Pain Symptom Manage. 2007 January; 33(1): 67–77. doi: 10.1016/j.jpainsymman.2006.07.011