There are several ways to search for and obtain dissertations and theses in epidemiology. Remember, if the full-text is not available in a database or in the library, you can request it through Interlibrary Loan.
A subset of the Dissertations & Theses databases above, this search is limited just to graduates of USC. In 2008 the Graduate School moved to electronic dissertation submissions, so the most recent dissertations and theses from USC students will be here.
This link will take you into the catalog where you can see all of the dissertations for University of South Carolina -- Theses -- Epidemiology and Biostatistics. Copies are available at Thomas Cooper at the call numbers given.