Web of Knowledge downtime
The Web of Knowledge (WoK) may be unavailable from Sunday 27 October 14.00 to Monday 28 October 02.00.
This is due to planned maintenance and upgrade work by the supplier.
Web of Knowledge may be intermittently unavailable during this time.
Article text (excluding photos or graphics) available under an Attribution-NonCommercial-ShareAlike Creative Commons license.
Photos and graphics subject to third party copyright used with permission or © Imperial College London.