By the end of February 2021, roughly 115 million people worldwide had been infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and more than 2.5 million had died. Uneasily, the coronavirus disease ...

Carta al editor

The arrival of coronavirus disease (COVID-19) in Europe exploded initially in North Italy and soon thereafter at several other major European cities, including Madrid. Indeed, Madrid was the epicenter of SARSCoV- 2 infection ...

Across human societies, a fraction of men and women (around 2-10%) report engaging in sex with samesex partners, either exclusively or, more frequently, in addition to having heterosexual partners (bisexuals) (ACSF. Nature ...

[Abstract not available]

Besides the intrinsic complications caused by SARS-CoV-2 infection, other conditions, such as bacterial infections pose an additional risk to COVID-19 patients. The study published in this issue by Moreno-Torres et al. [1] ...

Viral hepatitis is among the top four causes of mortality globally, causing 1.4 million deaths each year, exceeding tuberculosis, malaria and human immunodeficiency virus. Hepatitis B and C are responsible for 90% of ...