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平台:
BioOne 1
(Available from 2000 until 2013.)
JSTOR Life Sciences Collection
(Available from 1919/11/01 volume: 1 issue: 1. Most recent 4 year(s) not available.)
ProQuest Biological Science Database
(Available from 1997/02/01 until 2015/08/31.)
ProQuest SciTech Premium Collection
(Available from 1997/02/01 until 2015/08/31.)