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Authors
Mbuo, Mary https://orcid.org/0000-0001-9102-9340
Okello, Immaculate
Penn-Kekana, Loveday
Gilmore, Brynne
Palestra, Francesca
Mathai, Matthews
Willcox, Merlin
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Funding
Funding for this research was provided by:
Wellcome Trust (217748/Z/19/Z)
National Institute for Health and Care Research (NIHR 302412)
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Article History
Received: 4 September 2024
Accepted: 29 August 2025
First Online: 14 October 2025
Declarations
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: As this review is a synthesis of existing literature, we do not require ethics approval. However, we have ensured that the review process is transparent by carefully documenting the processes we followed and our decisions when refining the programme theories.
: All co-authors consent to the publication of the realist review.
: No competing interests.
