1 Asselta Asselta R R Paraboschi Paraboschi EM EM Mantovani Mantovani A A Duga Duga S S ACE2 and TMPRSS2 variants and expression as candidates to sex and country differences in COVID-19 severity in Italy ACE2 and TMPRSS2 variants and expression as candidates to sex and country differences in COVID-19 severity in Italy Aging (Albany NY) Aging (Albany NY) 2020 2020 Jun 5 Jun 5 12 12 11 11 10087 10087 10098 10098 10.18632/aging.103415 10.18632/aging.103415  Epub 2020 Jun 5  Epub 2020 Jun 5 supplied-pmid 32501810? Here, TMPRSS2 is linked to COVID-19.