document: MedSearch : a specialized search engine for medical information People are thirsty for medical information . Existing Web search engines can not handle medical search well because they do not consider its special requirements . Often a medical information searcher is uncertain about his exact questions and unfamiliar with medical terminology . Therefore , he prefers to pose long queries , describing his symptoms and situation in plain English , and receive comprehensive , relevant information from search results . This paper presents MedSearch , a specialized medical Web search engine , to address these challenges . MedSearch can assist ordinary Internet users to search for medical information , by accepting queries of extended length , providing diversified search results , and suggesting related medical phrases .
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