Spontaneous elimination of a bronchial mucoid pseudotumor ¿ A curious but pleasant surprise P.P. Teixeira e Silva Torres; M. Fouad Rabahi; E. Marchiori;

The immune response to SARS-CoV-2 and COVID-19 immunopathology ¿ Current perspectives J.L. Boechat; I. Chora; A. Morais; L. Delgado;

Never Give Up: Lesson learned from a severe COVID-19 patient R. Tonelli; A. Iattoni; M. Girardis; L. De Pietri; E. Clini; C. Mussini;