Results 41 to 50 of about 36,428 (257)

Broadening Access to Eyeglasses in the US

open access: yesJAMA Health Forum, 2022
Olivia J, Killeen, Paul P, Lee
openaire   +3 more sources

What Can Children Learn from a Free Trial of Eyeglasses Use? Evidence from a Cluster‑Randomized Controlled Trial in Rural China

open access: yesInquiry: The Journal of Health Care Organization, Provision, and Financing, 2020
Free trial is a widely used business strategy that takes advantage of information asymmetry. However, evidence on what we can learn and how rapidly we can learn from a free trial of health care is limited.
Yaojiang Shi PhD   +10 more
doaj   +1 more source

Alma, si ciega vas tras tus antojos”: Going Blindly through Seventeenth-Century Literature

open access: yesHumanities, 2023
Faced with the exaltation of sight as a perfect divine creation, so evident in the Uso de los antojos (1623) by Daza de Valdés, and faced with the satirical–burlesque tone of popular literature, dogmatic theology considered it inappropriate to praise a ...
Cipriano López Lorenzo
doaj   +1 more source

Subgingival instrumentation

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract The S3‐level clinical guidelines for the treatment of patients with periodontitis stages I–III published by the European Federation of Periodontology in 2020, suggest a pre‐established stepwise approach for oral‐healthcare professionals with precise therapeutic pathways.
Cristiano Tomasi   +2 more
wiley   +1 more source

Effect of Eyeglasses on Student Academic Performance: What Matters? Evidence from a Randomized Controlled Trial in China

open access: yesInternational Journal of Environmental Research and Public Health, 2022
Although eyeglasses have been considered a cost-effective way to combat myopia, the empirical evidence of its impacts on improving learning outcomes is inconsistent.
K. Du   +4 more
semanticscholar   +1 more source

All eyes on the price: An assessment of the willingness-to-pay for eyeglasses in rural Burkina Faso.

open access: yesHealth Economics, 2022
Vision impairment is the most common disability worldwide and it is untreated in large parts of the developing world. We assess the willingness-to-pay (WTP) for eyeglasses among adults in a resource-poor rural setting.
M. Grimm, R. Hartwig
semanticscholar   +1 more source

Short-Wavelength Light-Blocking Eyeglasses Attenuate Symptoms of Eye Fatigue [PDF]

open access: yes, 2016
Purpose: The purpose of this study was to determine whether subjects who wear short wavelength–blocking eyeglasses during computer tasks exhibit less visual fatigue and report fewer symptoms of visual discomfort than subjects wearing eyeglasses with ...
Apte, Rajendra S   +3 more
core   +4 more sources

The eyeglass reversal [PDF]

open access: yesAttention, Perception, & Psychophysics, 2011
Some figures, such as the Necker cube, are spontaneously reversible between alternative percepts. Before learning those skilled reversals, how do people achieve reversals for the very first time? It has been known that, in the case of a first reversal, people can be expected to see the reversal when given specific information about how the figures are ...
openaire   +3 more sources

Effect of Violet Light-Transmitting Eyeglasses on Axial Elongation in Myopic Children: A Randomized Controlled Trial

open access: yesJournal of Clinical Medicine, 2021
The fact that outdoor light environment is an important suppressive factor against myopia led us to invent violet light-transmitting eyeglasses (VL glasses) which can transmit violet light (VL), 360–400 nm in wavelength, for the suppression of myopia ...
Kiwako Mori   +8 more
semanticscholar   +1 more source

Prediction of N95 Respirator Fit from Fogging of Eyeglasses: A Pilot Study

open access: goldIndian Journal of Critical Care Medicine, 2021
Aim and objective Fogging of eyeglasses while wearing N95 respirators is common. It is commonly held that the N95 respirator has a poor fit if there is fogging of eyeglasses.
Sandy Kyaw   +7 more
openalex   +2 more sources

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