Results 191 to 200 of about 140,185 (295)

A meta‐analysis of sexual orientation inequities in substance use among youth

open access: yesAddiction, EarlyView.
Abstract Background and Aims Sexual minority youth report significantly higher rates of substance use than heterosexual youth, yet a comprehensive and systematic evaluation and synthesis of the magnitude of this inequity has not been conducted. The purpose of this study was to conduct a meta‐analysis to assess the magnitude of overall inequities in ...
Ethan H. Mereish   +4 more
wiley   +1 more source

Teleconsultation Support for Obstetric Emergencies During the COVID-19 Pandemic in Rural Nepal: Results and Lessons Learned From a Mixed-Methods Study. [PDF]

open access: yesGlob Health Sci Pract
Maharjan S   +8 more
europepmc   +1 more source

Changes over time in hallucinogen‐related emergency department visits in Ontario, Canada

open access: yesAddiction, EarlyView.
Abstract Background and aims Recent increasing interest in hallucinogens has underscored the critical gaps in our understanding of their adverse health effects and healthcare usage over time. The current study aimed to examine changes in emergency department (ED) visit rates involving hallucinogens, clinical outcomes of visits and the characteristics ...
Daniel T. Myran   +9 more
wiley   +1 more source

Global agricultural value chains and food prices

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract We study the relationship between the extent of participation in global agricultural value chains (GAVCs) and food prices at the country level. Using longitudinal data on a sample of 138 countries for the period 2000–2015 and a shift‐share instrumental variable design, we study how the extent of a country's participation in GAVCs in a given ...
Bernhard Dalheimer, Marc F. Bellemare
wiley   +1 more source

The oscillatory response of the electroretinogram and neuronal adaptation

open access: yesActa Ophthalmologica, EarlyView.
Abstract After more than 50 years, there still remains a challenge and an interest to know more as well as extend and deepen our understanding of the small rapid wavelets, the oscillatory potentials (OPs), of the electroretinogram (ERG) and the neuronal adaptation of the retina.
Lillemor Wachtmeister, Anders Eklund
wiley   +1 more source

Production of arsenical bronze using speiss on the Elephantine Island (Aswan, Egypt) during the Middle Kingdom (Middle Bronze Age) (c.2000–1650 BCE)

open access: yesArchaeometry, EarlyView.
Abstract This paper presents the first direct evidence of the slags produced during the cementation alloying process of Cu with speiss inside ceramic crucibles, thus representing Cu alloying with As in Middle Kingdom Egypt. The settlement deposits from the Middle Bronze Age were excavated on Elephantine Island, within modern Aswan.
Jiří Kmošek, Martin Odler
wiley   +1 more source

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