Back 2020-12-21 / By REACTing Underdetection of COVID-19 cases in France threatens epidemic control Pullano G, Di Domenico L, Sabbatini CE, Valdano E, Turbelin C, Debin M, Guerrisi C, Kengne-Kuetche C, Souty C, Hanslik T, Blanchon T, Boëlle PY, Figoni J, Vaux S, Campèse C, Bernard-Stoecklin S, Colizza V Back