Covid-19: Round and oval areas of ground-glass opacity W. Schmitt; E. Marchiori;

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

The COVID-19 outbreak: From ¿black swan¿ to global challenges and opportunities Stefano Mazzoleni; Giuseppe Turchetti; Nicolino Ambrosino;