Learning Resources Database

The Learning Resources Database is a catalog of interactive tutorials, videos, online classes, finding aids, and other instructional resources on National Library of Medicine (NLM) products and services. Resources may be available for immediate use via a browser or downloadable for use in course management systems.《学习资源数据库》系一套关于美国国立医学图书馆（NLM）产品与服务之互动教程、视频、在线课程、检索辅助工具及其他教学资源的目录。资源可通过浏览器即时使用，或下载至课程管理系统使用。