Baillie, J K 2023, ' Characteristics and outcomes of an international cohort of 600 000 hospitalized patients with COVID-19 ', International Journal of Epidemiology, vol. 52, no. 2, pp. 355-376 . https://doi.org/10.1093/ije/dyad012 International Journal of Epidemiology International Journal of Epidemiology, 2023, 52 (2), pp.355-376. ⟨10.1093/ije/dyad012⟩
The Lancet. Rheumatology, 3, e690-e697 The Lancet Rheumatology The Lancet Rheumatology, 2021, 3 (10), pp.e690-e697. ⟨10.1016/S2665-9913(21)00216-2⟩ The Lancet. Rheumatology The Lancet. Rheumatology, 3, 10, pp. e690-e697