title: Access to Medicine Index-what about sustainability?
authors.affiliation: Centre on Global Health Security, Chatham House, London, UK; Infectious Disease Epidemiology, London School of Hygiene & Tropical Medicine, London WC1E 7HT, UK. Electronic address: david.heymann@phe.gov.uk.
authors.forename: David L
authors.initials: DL
authors.lastname: Heymann
mesh_terms: D004345:Drug Industry; D006297:Health Services Accessibility / Q000458:organization & administration*; D006801:Humans; D015397:Program Evaluation