Castagna, A., Vetta, F., Attisani, G., Costa, R., Ruberto, C., Vespertini, V., Cosco, L. and Ruotolo, G. 2020. Hydroxychloroquine and QTc: beyond COVID-19. Geriatric Care. 6, 3 (Oct. 2020). DOI:https://doi.org/10.4081/gc.2020.9064.