ProQuest / RefWorks maintenance Sunday 9 August
ProQuest will be upgrading its systems on Sunday 9 August.
The system maintenance window is scheduled to begin at 03.00 and will last for 8 hours.
During this time there will be no access to ProQuest and RefWorks.
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.