Online public digital archives of an institution deposited by scholars or publishers.
PubMed Central contains only free full-text. If you prefer, you can also search in PubMed@UCSF and filter your results to show free full text only.
Open access refers to freely available peer-reviewed scientific and scholarly articles available on the Web immediately after publication. Authors retain their own copyrights. For more information about open access, visit the Library's Scholarly Publication pages.
The Google Scholar search engine searches scholarly sources, patents, case law and more. It is a great adjunct to traditional article databases. It is quick and easy, always finds too much information but results are sorted by relevance. It is a great first place to look for information. You may answer your question or at the least get ideas about words to use in database searches. Scholar can also be the last place you look to turn up anything you did not find in database searches.
It is a good place to hunt for grey literature (that is, scholarly materials that are not in journals and might include white papers, dissertations, theses, and other documents).
Tips to create a better search in Scholar:
Question: Is transversus abdominis plane block effective for pain after liver transplant?