Elsevier.es Site Title

Elsevier | Un negocio de análisis de información

Elsevier.es Meta Description

Elsevier es una empresa global de análisis de información que ayuda a progresar en la ciencia, mejorar la atención médica y mejorar el desempeño.

Elsevier.es Test Results

elsevier.es Mobile Usability: 99/100

Quick overview:
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="#maincontent" class="accessibility-link-skip">Skip to content</a> and 1 others are close to other tap targets .
...

elsevier.es Mobile Speed: 40/100

Quick overview:
Avoid landing page redirects
Your page has 6 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://elsevier.es/
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 3 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
https://assets.adobedtm.com/4a848ae9611a/d40517b608b9/launch-fe8ef7c28822.min.js
...
Optimize CSS Delivery of the following:
https://cdn.elsevier.io/matrix/ui/6.5.0/matrix.css
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://cdn4.userzoom.com/files/js/QzczN1Qx.js?t=uz_til&cuid=8890341873DAE311BEDA0022196C4538 (10 seconds)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 21.5KiB (39% reduction).
Compressing https://www.elsevier.com/es-es?a=260004 could save 21.5KiB (39% reduction).
Reduce server response time
In our test, your server responded in 0.30 seconds.
There are many factors that can slow down your server response time. Please read our recommendations to learn how you can monitor and measure where your server is spending the most time.
Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 831B (40% reduction).
Compressing https://cdn.elsevier.io/matrix/includes/svg/logo-relxgroup.svg could save 294B (41% reduction).
...

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