OSO Public Health/Epidemiology Ebooks This link opens in a new windowFrom OSO:Oxford Scholarship Online (OSO) is a vast and rapidly-expanding online library, providing easy access to thousands of books across the world-renowned scholarly list of Oxford University Press (OUP). Spanning subjects across the humanities, social sciences, sciences, medicine, and law, OSO is an essential research resource for student, scholar, and academic alike, no matter what their subject specialty.