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McPake, Barbara and Blaauw, D and Sheaff, R (2009) Pattern recognition in health systems research for panel session: 'How can we achieve scientific rigour in health systems research'? In: 7th World Congress in Health Economics, 12th - 15th July 2009, Beijing, China.
Willis-Shattuck, M and Bidwell, P and Thomas, S and Wyness, Laura and Blaauw, D and Ditlopo, P (2008) Motivation and retention of health workers in developing countries: a systematic review. BMC Health Services Research, 8 (1). p. 247. ISSN 1472-6963