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. 2021 Dec 16;9:771192. doi: 10.3389/fped.2021.771192

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Copyright © 2021 Walsh, Zuwala, Hunter and Oh.

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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Flow diagram of study inclusion. CMV denotes cytomegalovirus, HIV denotes human immunodeficiency virus, MRI denotes magnetic resonance imaging, HL denotes hearing loss, SL denotes speech/language, and CO denotes clinical outcomes.