This guide was prepared for policy-makers at all levels of government andthose who support them, such as technical units, experts and scientificadvisory groups and teams responsible for collecting and managing varioussources of national and subnational data. The guide is also relevant to themany stakeholders who support evidence-informed policy-making, includingacademic institutions with expertise in epidemiology, health systems,economics, and social and behavioural sciences; modelling