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平台:
NCKM E-JOURNALS 1
(Available from 1990.)
New England Journal of Medicine
(Available from 1990 volume: 322 issue: 1.)
New England Journal of Medicine Archive
(Available from 1928 until 1989.)
Ovid Journals - AutoHoldings
(Available from 1990/01/01 volume: 322 issue: 1.)
ProQuest Biological Science Database
(Available from 1980/01/03 volume: 302 issue: 1. Most recent 3 month(s) not available.)
ProQuest SciTech Premium Collection
(Available from 1980/01/03 volume: 302 issue: 1. Most recent 3 month(s) not available.)