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Publisher: Nature Publishing Group
EISSN: 2222-1751
Availability: 2012-present
Language: English
Publisher: BioMedCentral
EISSN: 1742-7622
Availability: 2004-present
Language: Spanish
ISSN: 0013-6662
EISSN: 1988-8384
Availability: 1974-present (embargo: 6 months)
Language: Portuguese
ISSN: 1982-7687
Availability: 2004-2008
Language: Spanish, English
Publisher: Universitat Autònoma de Barcelona
ISSN: 2013-3804
Availability: 2007-present
Language: French, English
EISSN: 1961-9685
Availability: 2012-present
Language: English
ISSN: 2079-052X
EISSN: 2079-0538
Availability: 1990-present
Language: Portuguese
Publisher: Universidade do Estado do Rio de Janeiro
ISSN: 2316-9303
Availability: 2012-present
Language: Portuguese
Publisher: Universidade Federal do Rio Grande do Sul
ISSN: 0103-7420
EISSN: 1984-7491
Availability: 2000-2012
Language: Portuguese
Publisher: Universidade Estadual do Rio de Janeiro (Brazil)
ISSN: 2238-3786
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Language: Portuguese
Publisher: Universidade do Estado do Rio de Janeiro
ISSN: 2238-3786
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Publisher: Universidad Nacional de Educación a Distancia (España)
ISSN: 1139-5737
EISSN: 2174-0682
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ISSN: 1559-5749
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Language: German
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Publisher: Universidad de Navarra (Spain)
ISSN: 1139-7608
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Publisher: Universidade Federal do Rio Grande do Sul
ISSN: 1807-8893
EISSN: 1808-5245
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Language: Portuguese
ISSN: 1517-1108
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Language: Portuguese
Publisher: Universidade Federal de Minas Gerais
ISSN: 1982-0739
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Publisher: Universidade Federal de Santa Catarina (Brazil)
EISSN: 1806-5023
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Language: Spanish
Publisher: Pontifícia Universidad Católica de Peru
ISSN: 2221-8874
Availability: 2010-present