1. Medical questions: MEDLINE has answers Publication: Bethesda, MD : National Library of Medicine, 1998 Subject(s): MEDLINEDatabases, BibliographicMedicineOnline SystemsUnited States
2. Automated indexing and management system: manual Author(s): Charen, Thelma. Publication: [Bethesda, Md.] : National Library of Medicine, Index Section, BSD, 1985 Subject(s): Abstracting and Indexing as Topic -- methodsOnline SystemsNational Library of Medicine (U.S.). Index Section.