Suggested Topics within your search (to browse all results for a topic, do a new Subject search).
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Published 1999
Full text available in Academic Search Premier: 2002 to presentFull text available in SpringerLink Journals Fully Open Access: 1999 to present
Full text available in DOAJ: Directory of Open Access Journals: 2010 to present
Full text available in PubMed Central (PMC) Open Access: 2008 - 2023
Electronic
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Electronic
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Published 2001
Full text available in DOAJ: Directory of Open Access Journals: 2001 to present
Electronic
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Published 1989
Full text available in DOAJ: Directory of Open Access Journals: 1989 to present
Electronic
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Serial