"Open Educational Resources (OER) are teaching, learning and research materials...that reside in the public domain or have been released under an open license that permits no-cost access, use, adaptation and redistribution by others with no or limited restrictions" (UNESCO)
Instructors can search for OER materials on the web by limiting their search to retrieve materials that are free to use and modify. For example, Google's Advanced Search page has the option to limit search results by usage rights.
Federated search tools can help faculty search OER content from multiple sites at once. Use advanced search features & filters to make your searches more specific.
The Health Sciences literature will include articles about OER and the use of those resources in education. Search databases such as PubMed for articles from your subject area which discuss how schools are using OER in their programs.
Use the terms Open Educational Resources (OER) & Free Open Access Meducation (FOAM) combined with discipline or topic specific keywords to start your search.
Many well-known OER websites also include discipline-specific collections or are searchable by topic or educational level. Below are a few popularly recommended resources