A bitter and bloody war in Ukraine has devastated the country, further isolated Russia from the West and fueled economic insecurity around the world. In his first trip abroad, the new U.S ...

Alexander Vinnik’s release came as an unnamed US citizen was also freed by Russian ally Belarus in a separate deal. Here are the key developments on the 1,085th day of Russia’s full-scale ...

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A clinical trial is defined by NIH as a research study in which one or more human subjects are prospectively assigned to one or more interventions (which may include placebo or other control) to ...

Carotid revascularization and circle of Willis in ocular ischemic syndrome: association with neovascular glaucoma and visual prognosis ...