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"Scirus is the most comprehensive scientific research tool on the web. With over 410 million scientific items indexed at last count, it allows researchers to search for not only journal content but also scientists' homepages, courseware, pre-print server material, patents and institutional repository and website information. "

This service covers free, full text, quality controlled scientific and scholarly journals. We aim to cover all subjects and languages. There are now 5722 journals in the directory. Currently 2448 journals are searchable at article level. As of today 480037 articles are included in the DOAJ service.