Funding for this research was provided by:
Westfälische Wilhelms-Universität Münster
Received: 7 December 2022
Accepted: 28 March 2023
First Online: 18 April 2023
Change Date: 25 May 2023
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12879-023-08278-w
: The National Ethics committee of Sierra Leone, the Sierra Leone Ethics and Scientific Review Committee (approval granted on 25 January 2019) granted ethical approval. All participants signed a written informed consent prior to inclusion. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: All authors declare that they have no competing interests.