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LibreCat: https://research-explorer.ista.ac.at/record/12201
DOI: 10.1016/j.tig.2007.08.005
PMID: 17825943

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LibreCat: https://research-explorer.ista.ac.at/record/12203
DOI: 10.1080/10425170410001667348
PMID: 15352294