Jenzabar University

Provides access to books and journals arranged by specialty. The journals usually offer sample issues online. This website also links to sample chapters of multiple recently published books in the health sciences, downloadable for free in PDF-format.
 
Thieme
On-line journals published by Thieme Publishers. Register to a free 90 day trial subscription to five medical journals, some German, some English
 
Springer
Provides access to sample issues of Springer Publishers journals.