Journal of Pain and Symptom Management
Journal of Pain and Symptom Management > 2001 > 21 > 5 > 425-438
Journal of Pain and Symptom Management > 2001 > 22 > 4 > 834-842
Journal of Pain and Symptom Management > 2001 > 21 > 5 > 425-438
Journal of Pain and Symptom Management > 2001 > 22 > 4 > 834-842