Results 91 to 100 of about 17,020 (197)

Anxiety among children a year after the onset of the COVID-19 pandemic: a Brazilian cross-sectional online survey

open access: yesFrontiers in Public Health
AimThis study seeks to build upon a prior investigation into the impact of the COVID-19 pandemic and to evaluate the prevalence of anxiety among Brazilian children, along with its associated factors, one year after the commencement of the pandemic ...
Marla Andréia Garcia de Avila   +12 more
doaj   +1 more source

Capacitary estimates of solutions of semilinear parabolic equations [PDF]

open access: yes, 2006
We prove an almoste representation formula for positive solutions of semilinear heat equations with power-type absorption the initial trace of which is the indicatrix function of a compact set.
Marcus, Moshe, Veron, Laurent
core   +2 more sources

Prediction of air quality perception in aircraft cabin based on psychophysical model and artificial neural network (ANN)-based model

open access: yesIndoor Environments
As people are the ultimate arbiters of air quality in built environments, perceived air quality (PAQ) is receiving increasing attention. Odor is often designated as the main target of PAQ regulation, but due to the complex mechanism of cross-modal human ...
Yihui Yin   +8 more
doaj   +1 more source

A double-blind randomized clinical trial on the suggestive effect of anxiety management questionnaires in dental emergencies

open access: yesFrontiers in Psychology
ObjectiveDental anxiety is widespread among both children and adults. To diagnose dental anxiety, standardized anxiety questionnaires are recommended.
Carla Irene Benz   +8 more
doaj   +1 more source

Entre avanços legais e obstáculos estruturais: desafios e possibilidades na efetivação do direito à Educação Infantil no Brasil

open access: yesCadernos Cajuína
Este artigo investiga os desafios e as possibilidades para a efetivação do direito à educação infantil no Brasil, considerando os avanços legais conquistados nas últimas décadas e as persistentes desigualdades estruturais que limitam a universalização ...
Kleyton Ribeiro Lima   +1 more
doaj   +1 more source

Efficiency and Administrative Costs in Primary Care [PDF]

open access: yes
We construct a simple model of the determinants of administrative managerial effort and apply it explain the doubling of the cost of administering primary care in England in real terms between 1989/90 and 1994/5 following the introduction of the internal
Antonio Giuffrida   +2 more
core  

Particularidades del cálculo de engranajes plásticos. // Particularities of plastic gear calculation.

open access: yesIngeniería Mecánica, 2003
En los últimos tiempos los materiales plásticos han tenido una proliferación en todos los campos de la Industria Mecánica,debido esencialmente a su bajo costo y a las mejoras de las propiedades mecánicas que se han ido logrando.
J. L. Moya Rodríguez   +1 more
doaj  

Cálculo de engranajes plásticos. // Directions about plastic gear calculation.

open access: yesIngeniería Mecánica, 2007
En los últimos tiempos los materiales plásticos han tenido una proliferación en todos los campos de la Industria Mecánica,debido esencialmente a su bajo costo y a las mejoras de las propiedades mecánicas que se han ido logrando.
J. L. Moya Rodríguez   +1 more
doaj  

Construction of Japanese Version CAQ-Ego-Resiliency (CAQ-ER) Scale

open access: yesThe Japanese Journal of Personality, 2005
Tatsuma Nakao, Kazuo Kato
openaire   +2 more sources

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