Journal of Pain and Symptom Management
Journal of Pain and Symptom Management > 2002 > 23 > 5 > 424-432
Journal of Pain and Symptom Management > 2002 > 24 > 5 > 459-470
Journal of Pain and Symptom Management > 2002 > 23 > 5 > 424-432
Journal of Pain and Symptom Management > 2002 > 24 > 5 > 459-470