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. 2020 Apr 7;8:100. doi: 10.3389/fpubh.2020.00100

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Copyright © 2020 Etoori, Wringe, Kabudula, Renju, Rice, Gomez-Olive and Reniers.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Outcome ascertained through record review and tracing stratified by each TIER.Net status. A deceased or transferred status in TIER.Net is accurate. Inaccuracies in the LTFU and still in care categories. Some patients categorized as still in care are LTFU, not currently on treatment, transfers out or dead.