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orpha.net
ORPHANET is a database dedicated to information on rare diseases and orphan drugs. Access to this database is free of charge. |
138 |
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OAIster
OAIster is a union catalog of digital resources. They provide access to these digital resources by "harvesting" their descriptive metadata (records) using OAI-PMH (the Open Archives Initiative Protocol for Metadata Harvesting). They have record of ar |
45 |
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Dermatology Online Journal
An open-access, refereed publication intended to meet reference and education needs of the international dermatology community since 1995 |
31 |
