Objective The protection form SARS-CoV-2 infection induced by SARS-CoV-2 anti-S1 and
anti-S2 IgG antibody positivity resulting from natural infection was evaluated. Methods The …

An outbreak of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) started in
December 2019 in China and was declared a pandemic on 11.03. 2020 by WHO. Italy is …

In the night of February 20, 2020, the first case of novel coronavirus disease (COVID-19)
was confirmed in the Lombardy Region, Italy. In the week that followed, Lombardy …

Objectives The ongoing outbreak of coronavirus disease (COVID-19) caused by the severe
acute respiratory syndrome coronavirus 2 (SARS-CoV-2) poses formidable challenges to all …

Objectives A milder clinical course of severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) infection has been anecdotally reported over the latest phase of COVID-19 …

In March 2020, the World Health Organization (WHO) declared that the COVID-19 outbreak
recorded over the previous months could be characterized as a pandemic. The first known …

Background: This study was carried out to estimate the seroprevalence of SARS-CoV-2
antibodies in a Southern Italian population. Methods: The study was performed among …

When facing the global health emergency of COVID-19 (the illness caused by severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2)), as declared by the WHO at the end of …

At the very beginning of the European spread of SARS-CoV-2, Piedmont was one of the
most affected regions in Italy, with a strong impact on healthcare organizations. In this study …

ABSTRACT Objectives The Milan metropolitan area in Northern Italy was among the most
severely hit by the SARS-CoV-2 outbreak. The epidemiological trends of mild COVID-19 are …