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D016208:Databases, Factual; D020407:Internet / Q000191:economics / Q000639:trends*; D010506:Periodicals as Topic / Q000191:economics / Q000639:trends*; D011506:Proteins / Q000737:chemistry; D017150:Public Sector; D011643:Publishing / Q000191:economics / Q000639:trends*
D011506:Proteins