For approaching articles on any subject including yours, you can use SCOPUS, PUbMED, Science Direct, IEEE XPLORE and even many other data bases. You can use appropriate set of key words for your search so that you may not miss some important stuff plublished on your subject. You can also use Advance search option to customize your saerch. I found SCOPUS data base , the one covering most of publications on my reasrch title.