LRLSHTM Research Online Library and information studies not elsewhere classifiedLondon, UKFollowResearch Publications Team at the London School of Hygiene and Tropical Medicine. Website: http://researchonline.lshtm.ac.ukUsage metrics Co-workers & collaboratorsDWDominic WalkerLondon, UKDominic WalkerJMJohn MurtaghJohn Murtagh