1. The Treatment of Chronic Cancer Pain in a Cancer Hospital in the Netherlands 
Rianne de Wit, MS, Frits van Dam, PhD, Ans Vielvoye-Kerkmeer, PhD, Carlien Mattern, MD, Huda Huijer Abu-Saad, RN, PhD 
Journal of Pain and Symptom Management 
Volume 17, Issue 5, Pages (May 1999)
DOI: /S (98)00150-X

2. Fig. 1
Percentages of patients being treated on different steps of the WHO analgesic ladder at baseline
Journal of Pain and Symptom Management  , DOI: ( /S (98)00150-X)

3. Fig. 2
Percentage of inadequately treated patients measured by Cleeland’s Pain Management Index (N = 305)
Journal of Pain and Symptom Management  , DOI: ( /S (98)00150-X)

4. Fig. 3
Percentage of inadequately treated patients measured by the Amsterdam Pain Management Index (N = 291)
Journal of Pain and Symptom Management  , DOI: ( /S (98)00150-X)