Here are the best sources for your project.
Proprietary databases to which Taylor University subscribes have distinctive differences from search engines such as Google or Google Scholar. A database, generally, is a collection of information organized to provide efficient retrieval of subject matter, specifically scholarly subject matter. They tend to be narrower in scope than Google or Google Scholar.
Prominent features of proprietary databases generally:
Zondervan Library subscribes to over 75 research databases that contain journal, magazine, and newspaper articles on both general and specific disciplines. There are pros and cons for each option. Awareness of the content, organization, precision of search capabilities can save you time and yield the most appropriate and relevant results.
For more information see What is a library database? (Western Oregon University) http://www.wou.edu/provost/library/clip/tutorials/lib_database.htm
Link to the PubMed Tutorials.
Here are several online and text based tutorials for using PubMed: