Directory of Health Organizations Online (DIRLINE) DIRLINE (Directory of Information Resources Online) is the National Library of Medicine's online database containing location and descriptive information about a wide variety of information resources including organizations, research resources, projects, and databases concerned with health and biomedicine. It contains approximately 10,000 records and focuses primarily on health and biomedicine, although it also provides limited coverage of some other special interests. Each record may contain information on the publications, holdings, and services provided. Selected by: janetnel@usc.edu