We conducted a cluster-randomized trial to measure the effect of community-level mask distribution and promotion on symptomatic severe acute respiratory ...

Maryam Mirzakhani was an Iranian mathematician and a professor of mathematics at Stanford University. Her research topics included Teichmüller theory, ...

Physics is the natural science of matter, involving the study of matter, its fundamental constituents, its motion and behavior through space and time, ...

Sep 23, 2017 · Hi there! Quick question that's totally off topic. Do you know how to make your site mobile friendly? My weblog looks weird when viewing from my ...