Antigen rapid tests: A step forward in resuming large-scale events?

Same-day pre-event screening for SARS-CoV-2 using antigen-detecting rapid diagnostic tests (Ag-RDT) may enable the resumption of large-scale indoor events which were halted or had their attendance capacity reduced during the COVID-19 pandemic, according to a study from Spain presented at ECCMID 2021.

Which factors predict aortic dilations in older adults?
Predictors for ascending, arch, descending, and abdominal aortic dilations vary between locations, but the presence of an aortic dilation elsewhere is the most prevalent risk factor for having a dilation at any aortic segment, according to a study.
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