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Suggested citation. TDR 2019 Annual Report: Building the science of solutions. Geneva: World Health Organization; 2019. Licence: CC BY-NC-SA 3.0 IGO.

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Compiled and edited by Makiko Kitamura

Photography: TDR, unless indicated otherwise

Cover photo: Four recipients of TDR scholarships as part
of the TDR postgraduate training scheme

Design and layout: ACW, London, United Kingdom