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Research
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PubMed COVID-19 Clinical Care

51511 - 51520 of 57354 results found

Enhanced fitness of SARS-CoV-2 B.1.617.2 Delta variant in ferrets

Date
Friday, April 07, 2023 - 4:00 AM
Description
Competition assays were conducted in vitro and in vivo to examine how the Delta (B.1.617.2) variant displaced the prototype Washington/1/2020 (WA/1) strain. While WA/1 virus exhibited a moderately increased proportion compared to that in the inoculum

Dry eye among medical students before and during COVID-19

Date
Friday, April 07, 2023 - 4:00 AM
Description
CONCLUSION: The lockdown situation during the pandemic forced people to use electronic gadgets for work, recreation, and academics. Prolonged screen time predisposes to the development of dry eye disease.

Developmental changes in and the relationship between psychological resilience and mental health problems in adolescents relocated for poverty alleviation in the context of COVID-19 epidemic prevention and control

Date
Friday, April 07, 2023 - 4:00 AM
Description
CONCLUSION: (1) The PR level of relocated adolescents increased over time, and the MHPs of relocated adolescents decreased over time. (2) The initial PR level of relocated adolescents had a negative predictive effect on the initial MHPs level, and