Results 271 to 280 of about 69,031,262 (351)

Digital Transformation in Higher Education in the AI Era: A Systematic Review of Definitions and Emerging Trends

open access: yesAI &Innovation, EarlyView.
ABSTRACT Digital transformation (DT) remains inconsistently defined in higher education, particularly as artificial intelligence (AI) introduces new institutional capabilities and responsibilities. This systematic review synthesizes 40 retrievable peer‐reviewed studies published between 2020 and 2025 to examine how DT is defined, which institutional ...
Yufeng Qian, Yi Jin
wiley   +1 more source

COVID-19 science update ; Edition 2021-09-24 (106)

open access: yes
The COVID-19 Science Update summarizes new and emerging scientific data for public health professionals to meet the challenges of this fast-moving pandemic. Weekly, staff from the CDC COVID-19 Response and the CDC Library systematically review literature

core  

Lost in aggregation? On the importance of local food price data for food poverty estimates

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper explores within‐country variations in food price dynamics and food poverty estimates by employing local market price data and national consumer price index (CPI) data. Our results show that national CPI data may be useful for approximating national trends but they fail to detect and identify spatial variations in local trends, which
Stephan Dietrich   +4 more
wiley   +1 more source

Stem cell therapy for COVID-19 treatment: an umbrella review. [PDF]

open access: yesInt J Surg
Tang C   +19 more
europepmc   +1 more source

Food insecurity and unemployment among immigrants in the United States

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Immigrants can be more vulnerable to economic downturns and, during periods of economic hardship, more likely to experience food insecurity compared to natives. This study examines the differential effect of the unemployment rate on the probability of being food insecure among diverse groups of immigrant households relative to natives in the ...
Siwen Zhou   +3 more
wiley   +1 more source

Step-Based Dosing of Anticoagulants in COVID-19 Treatment. [PDF]

open access: yesCureus
Tran MH   +5 more
europepmc   +1 more source

The Herfindahl neutral point: A firm‐level threshold for managing market concentration with evidence from US hog packing

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper derives a firm‐level threshold, the Herfindahl Neutral Point, from the standard concentration index used in merger review. At this threshold, a marginal expansion leaves the index unchanged. Firms below the threshold reduce concentration when they expand; firms above it increase concentration.
Andrew J. Keller, Krishna P. Paudel
wiley   +1 more source

Comparative Analysis of Early COVID-19 Treatment Efficacy in a Multicentric Regional Cohort in Italy: Emulation of a Series of Target Trials. [PDF]

open access: yesJ Med Virol
Mazzotta V   +37 more
europepmc   +1 more source

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