particulate and gaseous emissions of pollutants from industries and auto-exhausts are responsible for rising discomfort, aggravates respiratory and cardiovascular. in this study, a system for air quality information in tehran city has been developed, using an online web-based geographic information system. this web-based gis application allows users to recognize areas with a potential increase ...

Online Health Information Seeking (OHIS) has become an area of increasing interest over the last decade. The Internet has enabled the democratisation of health information as knowledge which was previously exclusive to health professionals has now become open access for all. The activity of OHIS has also revealed a digital divide in terms of those who access the Internet for health information....

Design: The authors measured Wikipedia’s ranking on general Internet search engines by entering keywords from MedlinePlus, NHS Direct Online, and the National Organization of Rare Diseases as queries into search engine optimization software. We assessed whether article quality influenced this ranking. The authors tested whether traffic to Wikipedia coincided with epidemiological trends and news...

Although understanding health information is important, the texts provided are often difficult to understand. There are formulas to measure readability levels, but there is little understanding of how linguistic structures contribute to these difficulties. We are developing a toolkit of linguistic metrics that are validated with representative users and can be measured automatically. In this st...

This study develops and tests a model of online trust of a health care website. The model showed a statistically strong fit to the data (N=176). Trust was significantly explained by perceptions of credibility, ease of use, and risk. Perceived ease of use was a direct predictor of trust and an indirect predictor through credibility. Credibility was both a direct predictor of trust and an indirec...

P atients regularly tell me that they have checked my credentials online — one of several ways adults seek information on the Internet about health, specific diseases, treatments, hospital outcomes and insurance pro vid ers. This and the next issue of the Canadian Journal of Surgery include articles discussing online health information, providing insight on the quantity, quality and readability...

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since the late 1990s, different web-based submission and peer review systems have emerged, and significant numbers of journals have shifted from their old paper-based systems to the web-based ones. exploring the main features of these online systems might lead to better understand this flow. this study was performed to examine the features and capabilities of online submissions and peer review ...