The influence of comorbidities on COVID-19 outcomes has been recognized since the
earliest days of the pandemic. But establishing causality and determining underlying …

Obstructive sleep apnea syndrome (OSAS) is a common breathing disorder in sleep in
which the airways narrow or collapse during sleep, causing obstructive sleep apnea. The …

Importance Post− COVID-19 condition (PCC) is a complex heterogeneous disorder that has
affected the lives of millions of people globally. Identification of potential risk factors to better …

Background COVID-19 is associated with increased risks of neurological and psychiatric
sequelae in the weeks and months thereafter. How long these risks remain, whether they …

The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has
caused a devastating pandemic. Although most people infected with SARS-CoV-2 develop …

Considerable research effort has been made worldwide to decipher the immune response
triggered upon severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infections …

Objective To review the evidence on the effectiveness of public health measures in reducing
the incidence of covid-19, SARS-CoV-2 transmission, and covid-19 mortality. Design …

Multisystem inflammatory syndrome in children (MIS-C) is a rare and severe condition that
follows benign COVID-19. We report autosomal recessive deficiencies of OAS1, OAS2, or …

Pre-existing cross-reactive immune responses to severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) proteins in infection-naive subjects have been described by …

The unprecedented public health and economic impact of the COVID-19 pandemic caused
by infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has been …