A chain of events possibly triggered by unrecognized infection with the SARS-CoV-2 coronavirus could be causing the mysterious cases of severe hepatitis reported in hundreds of young children around the world, researchers suggest.

Hundreds of thousands of people inside Ukraine were cut off from life-saving aid due to the military encirclement of cities, a U.N. report said on March 7, calling urgently for safe passage.

Ukraine is facing problems distributing medicines to pharmacies and hospitals due to the Russian invasion and wants to establish a humanitarian corridor for them, Health Minister Oleh Lyashko said on March 2.

The U.S. Food and Drug Administration gave an emergency use authorization to the antibody treatment developed by Vir Biotechnology and GlaxoSmithKline for treating mild-to-moderate Covid-19 in people aged 12 years and older.