| Date | Description of change | Author |
|---|---|---|
| 4 July 2018 | Intro section to T&C changed from 'We may change these Terms and Conditions at any time upon giving you 14 days' written notice' to 'We may make changes to these Terms and Conditions at any time and a complete log of changes is available here' | CW |
| 5 Sept 2018 | Removed from Section 1: 'In addition to these terms and conditions Authorized Institutional Users are also subject to additional terms and conditions as agreed by their institution within the institutional subscription agreement.' | CW / RH |
| 1 July 2022 | Previous version of terms and conditions (available here) replaced with current version. | CR |