Web of Knowledge may not be available intermittently during the following period due to system maintenance.
Sorry for inconvenience.
【Maintenance Period】 From Sunday, April 28, 7:00 am to Monday, April 29, 10:00 am, 2013 (JST)
【Databases affected】
Following Databases and services of Web of Knowledge
Web of Science
Journal Citation Reports
Derwent Innovations Index