Funding for this research was provided by:
Familjen Erling-Perssons Stiftelse (4-3031/2018)
Fundação para a Ciência e a Tecnologia (SFRH/BD/142860/2018)
Received: 6 November 2020
Accepted: 2 February 2021
First Online: 15 February 2021
Ethics approval and consent to participate
: Both clinical trials were implemented in accordance with WHO guidelines and the Helsinki Declaration, and were approved by the Zanzibar Health Research Council (ZHRC). Ethical permission for the molecular analyses conducted in this study was provided by the Regional Research Ethics Board in Stockholm, Sweden [Dnr: 2020–05321].
: Not applicable.
: The authors declare that they have no competing interests.