1. MEDLINE. [
http://www.nlm.nih.gov/databases/databases_medline.html
]
2. Entrez PubMed. [
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi
]
3. Current Relations in the Semantic Network. [
http://www.nlm.nih.gov/research/umls/META3_current_relations.html
]
4. Mani I, Maybury MT, (Eds): Advances in Automatic Text Summarization. 1999, Cambridge: MIT Press
5. SLIM: Slider Interface for MEDLINE/PubMed searches – BETA. [
http://pmi.nlm.nih.gov/slide/
]