Journal of Pain and Symptom Management
Journal of Pain and Symptom Management > 2000 > 20 > 5 > 374-387
Journal of Pain and Symptom Management > 2002 > 23 > 2 > 96-106
Journal of Pain and Symptom Management > 2012 > 43 > 2 > 261-286
Journal of Pain and Symptom Management > 2014 > 47 > 1 > 77-89
Journal of Pain and Symptom Management > 2016 > 52 > 4 > 588-599