Find research in Health Sciences. SSRN's eLibrary provides access to research from multiple specialized networks. Most papers are available to download.
Multidisciplinary index of over 17,000 peer-reviewed open access journals, covering subjects in humanities, social sciences, STEM, and medicine. (FREE)
Nonpartisan group that conducts "public opinion polling, demographic research, content analysis, and other data-driven social science research" to inform the public about issues, attitudes, and trends.