Ceulemans, L J, Khan, M, Yoo, S J, Zapiec, B, Van Gerven, L, Van Slambrouck, J, Vanstapel, A, Van Raemdonck, D, Vos, R, Wauters, E, Wauters, J, Carmeliet, P & Mombaerts, P 2021, ' Persistence of SARS-CoV-2 RNA in lung tissue after mild COVID-19 ', The Lancet Respiratory Medicine, vol. 9, no. 8, pp. e78-e79 . https://doi.org/10.1016/S2213-2600(21)00240-X The Lancet. Respiratory Medicine