Muttamba, W., O'Hare, B., Saxena, V., Mudarshiru, B., Tyagi, P., Ramsay, A., Kirenga, B. & Sabiiti, W. 2022, 'A systematic review of strategies adopted to scale up COVID-19 testing in low, middle and high-income countries', BMJ Open, 12(11), article no: e060838. https://doi.org/10.1136/bmjopen-2022-060838