Nations with high smoking rate have low sars-cov-2 infection and low covid-19 mortality rate

1. Landoni, G.
2. Zangrillo, A.
3. García, C.S.R.
4. Faustini, C.
5. Di Piazza, M.
6. Conte, F.
7. Gattarello, S.
8. Kuzovlev, A.
9. Likhvantsev, V.
10. Puglisi, R.