Creating personal database accounts allows you:
to save and organize resources;
retrieve your search history;
set up various alerts, and more.
My NCBI (account) features include:
Registering with ScienceDirect gives you access to customized features and alert services.
You can stay up-to-date with Alerts or keep track of your research with Saved Searches. Registering is quick and free, and you only need to do it once. The information you provide is saved in your personal settings.
These features enable you to:
Google Scholar library (account) allows you:
save articles right off the search page,
organize them by topic,
and use the power of Scholar search to quickly find just the one you want - at any time and from anywhere.
How to create an account
From the Google Scholar home page, click on Sign In in the upper right corner of the page, as shown below.
Complete the registration process to begin using the account features.