Use PubMed first if your topic is biomedical. A good strategy is to use Review articles -click on the "review articles" filter on the right hand side of your results page.
Example search: pharmacogenomics AND cancer
Look for indicating electronic version is available through MSU. These only appear if you access PubMed through this guide or the MSU Libraries site. If this doesn't work, then try the next to it.
Wikipedia wants you to include both the PubMed ID (PMID) number and the DOI number in your references. These are both below the abstract in PubMed.
Use Web of Science if your topic in any area of biotechnology, whether biomedical or more environmental or plant-related. You can refine your search to Review Articles on the left hand side of the page under Document Type.
Example search as a Topic: microbes and bioremediation
For full text, click on the Find Full Text Options menu and drop down to button.
Wikipedia wants you to include both the PubMed ID (PMID) number and the DOI number in your references. The DOI is at the top of the abstract in Web of Science and the PMID is below under "document information"