Performance of rapid antigen tests in identifying Omicron BA.4 and BA.5 infections in South Africa.

"Declaration of Competing Interest The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: Antigen rapid diagnostic tests were provided by FIND, the global alliance for diagnostics, and FIND was involved in the study design development. CE and MdV are employees of FIND. The rest of the authors declare no conflict of interests."

"Funding This project was funded as part of FIND's work as co-convenor of the diagnostics pillar of the Access to COVID-19 Tools (ACT) Accelerator, including support from The Swiss Agency for Development and Cooperation [grant number 81066910]. Research presented here was partly funded by the European & Developing Countries Clinical Trials partnership (EDCTP): RIA2020EF-2928 - Mobilisation of research funds for COVID-19 as a Public Health Emergency and the South African Department of Science and Innovation (DSI) Top-up funding to strengthen EDCTP COVID-19 regional networks. Other than FIND, the rest of the funding sources listed here did not have any role in the analysis or preparation of the data in this manuscript, nor was any payment received by these or other funding sources for this manuscript."