Journal of Pain and Symptom Management
Journal of Pain and Symptom Management > 1999 > 17 > 4 > 248-255
Journal of Pain and Symptom Management > 1999 > 17 > 5 > 320-332
Journal of Pain and Symptom Management > 1999 > 17 > 4 > 248-255
Journal of Pain and Symptom Management > 1999 > 17 > 5 > 320-332