平台:
ProQuest Biological Science Database
(Available from 1998/11/15 until 1998/12/15.)
ProQuest SciTech Premium Collection
(Available from 1998/11/15 until 1998/12/15.)
ProQuest Biological Science Database
(Available from 1998/11/15 until 1998/12/15.)
ProQuest SciTech Premium Collection
(Available from 1998/11/15 until 1998/12/15.)