Results 121 to 130 of about 518,231 (370)

Bidirectional Associations Between Body Image Concerns and Sense of Competence and Relatedness in Students: Gender and Age Differences

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Psychological difficulties can impede the satisfaction of competence and relatedness needs, which are essential for students' well‐being and academic achievement. Body image concerns are common psychological difficulties among youth.
Fanny‐Alexandra Guimond   +7 more
wiley   +1 more source

Effects of Hydropower Station on the Temporal and Spatial Changes of Vegetation in the Middle Reaches of the Jinsha River

open access: yesShuitu Baochi Xuebao
[Objective] To explore the effects of hydropower stations on the temporal and spatial changes of vegetation, clarify the response relationship of vegetation changes to hydropower station construction and climate factors, and provide a reliable scientific
ZHANG Jiazheng   +3 more
doaj   +1 more source

The R Package geepack for Generalized Estimating Equations [PDF]

open access: yes
This paper describes the core features of the R package geepack, which implements the generalized estimating equations (GEE) approach for fitting marginal generalized linear models to clustered data.
Jun Yan   +2 more
core   +1 more source

Perinatal Exposure to the Neonicotinoid Thiacloprid Impacts Transcription of Neuroplasticity and Neuroendocrine Markers in Mice but Not in the Zebrafish Model

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Neonicotinoids are widely used insecticides in agriculture, aquaculture, pet care, and urban pest control. Initially developed to selectively target the insect cholinergic system, their extensive use has raised concerns about adverse effects on nontarget vertebrates.
Kirthana Kunikullaya U   +6 more
wiley   +1 more source

Detection Of Land Drought Using Landsat Imagery On The Google Earth Engine Platform For Forest Fire Mitigation

open access: yesJurnal Elkomika
Kekeringan yang diperparah oleh El Niño dan pemanasan global sering kali mejadi pemicu terjadinya kebakaran hutan di Sumatra dan Kalimantan, Indonesia, yang berdampak pada ekosistem dan masyarakat setempat.
HARY NUGROHO   +2 more
doaj   +1 more source

The Adoption and Enforcement of a Technological Regime: The Case of the first IT Regime [PDF]

open access: yes
In this paper we explore the process of adoption and enforcement of a number of new information processing technologies, such as the typewriter, calculators, tabulation gears and book-keeping machines, starting from the 1880s in the United States.
Andreas Reinstaller, Werner Hölzl
core  

Genetic and environmental influences on sleep quality, ability to settle, and crying duration in 2‐ and 5‐month‐old infants: A longitudinal twin study

open access: yesJCPP Advances, EarlyView.
This study found that genetic factors largely influence crying duration and settle ability in infancy, while shared environmental factors primarily affect the number of night wakeups. Etiological influences tended to change from 2 to 5 months, reflecting a highly plastic period in infant brain development and in child‐environment interactions. Abstract
Charlotte Viktorsson   +5 more
wiley   +1 more source

%QLS SAS Macro: A SAS Macro for Analysis of Correlated Data Using Quasi-Least Squares [PDF]

open access: yes
Quasi-least squares (QLS) is an alternative computational approach for estimation of the correlation parameter in the framework of generalized estimating equations (GEE). QLS overcomes some limitations of GEE that were discussed in Crowder (1995).
Han-Joo Kim, Justine Shults
core   +1 more source

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