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平台:
DOAJ Directory of Open Access Journals
(Available from 2008 until 2022.)
EBSCOhost Academic Search Complete
(Available from 2009/01/01 until 2021/12/31.)
EBSCOhost Energy & Power Source
(Available from 2009/01/01 until 2021/12/31.)
EBSCOhost STM Source
(Available from 2009/01/01 until 2021/12/31.)
ProQuest Biological Science Database
(Available from 2009/01/01 volume: 2.)
ProQuest SciTech Premium Collection
(Available from 2009/01/01 volume: 2.)
PubMed Central Open Access
(Available from 2008 volume: 1 until 2021 volume: 14.)