Evaluation of keyword density in central library websites in Iranian Universities of Medical Sciences

Keyword density is one of the main factors to the successful information retrieval in websites. Keyword density is a measure of the amount of keywords in the content to the total words in the same page. The main aim of this study is to investigate the role of keywords in top Universities of Medical Science's library websites with a successful marketing approach. Five top five Universities of Medical Science's libraries websites are the research cases. We selected them on the basis of their WIF ranking. Keyword density analyzer software was used for data gathering. Findings showed that none of the Universities of Medical Science's libraries have appropriate keywords in their website. Isfahan Universities of Medical Sciences Central Library website has used keywords in the main metatag, accordingly this website has obtained the high impact. Other results indicated that Mashhad University of Medical Sciences Central Library website has gained a high rank in Google search engine. Results also showed that the use of keyword density in websites has an important role in improving the rank and the visibility of websites; keyword density also caused successful marketing in Medical University Libraries websites.