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COHERE Cohort Collaboration, IeDEA; Anderegg, Nanina; Panayidou, Klea; Egger, Matthias (2018). Global Trends in CD4 Cell Count at the Start of Antiretroviral Therapy: Collaborative Study of Treatment Programs. Clinical infectious diseases, 66(6), pp. 893-903. Oxford University Press 10.1093/cid/cix915
