Most journals published by BioMed Central (an independent publishing house) in the areas of science, technology and medicine have been made freely available online. Full-text articles and abstracts.
Varies with the journal.
Free access to most content, but you will need to register (link to https://www.biomedcentral.com/login). Access to the full text of some articles requires an online or print subscription to the journal.
Journals A-Z and Journals by subject.
Advanced search screens.
Email to a friend feature for both abstract and full-text.
My BioMed Central is a personalised section of the site for registered users, with recent and highlighted articles in your particular subject area.
Uses Boolean AND, OR, NOT. Exact phrase searching.