Fig. 1From: The potential impact of preventive therapy against tuberculosis in the WHO South-East Asian Region: a modelling approachIllustration of the model structure. Panel a shows the compartmental model framework representing TB natural history and the uptake of TB services. Abbreviations: ‘Dx’ denotes diagnosis; ‘Tx’ denotes ‘treatment’. The structure shown here is further stratified by HIV status, according to the categories shown in panel b and by rifampicin resistance (not shown here for clarity). Further technical details are provided in the supporting informationBack to article page