1. Disparities in the Contribution of Low- and Middle-Income Countries to Palliative Care Research 
Tania Pastrana, MD, Nandini Vallath, MD, John Mastrojohn, RN, MSN, MBA, Elizabeth Namukwaya, MD, Suresh Kumar, MD, Lukas Radbruch, MD, David Clark, PhD 
Journal of Pain and Symptom Management 
Volume 39, Issue 1, Pages (January 2010)
DOI: /j.jpainsymman
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Flow chart summarizing number of studies identified and ultimately included.
Journal of Pain and Symptom Management  , 54-68DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

3. Fig. 2 Publications from LMIC per year (through June 2008).
Journal of Pain and Symptom Management  , 54-68DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

4. Fig. 3
Number of publications by origin of the first author and place of research (according to World Bank income groups).
Journal of Pain and Symptom Management  , 54-68DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

5. Fig. 4
Economies vs. number of publications from low- and middle-income countries per year.
Journal of Pain and Symptom Management  , 54-68DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

6. Fig. 5
Number and kind of publications from low- and middle-income countries per year (2008 was excluded to minimize bias).
Journal of Pain and Symptom Management  , 54-68DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions