Riccò, M., G. Gualerzi, S. Ranzieri, and N. L. Bragazzi. “Stop Playing With Data: There Is No Sound Evidence That Bacille Calmette-Guérin May Avoid SARS-CoV-2 Infection (for now).”. Acta Bio Medica Atenei Parmensis, Vol. 91, no. 2, May 2020, pp. 207-13, doi:10.23750/abm.v91i2.9700.