Terms of use

All material contained within the OSL website ( is covered by a disclaimer and protected by copyright laws. Access to the OSL website is subject to the following conditions.

Legal notice

Nothing on this site constitutes medical advice. The contents of this site are for general information purposes only. Whilst we endeavour to ensure that the information on this site is correct, no warranty, express or implied, is given as to its accuracy and we do not accept any liability for error or omission. We shall not be liable for any damage (including, without limitation, damage for loss of business or loss of profits) arising in contract, tort or otherwise from the use of, or inability to use, this site or any material contained in it, or from any action or decision taken as a result of using this site or any such material.


Certain parts of this website may only be available through use of a password, provided by OSL for certain services.

All users who have been granted a password undertake to keep the password in a safe location, to prevent unauthorised persons from gaining access to it. The user who has been granted the password is fully responsible for all activities that occur under his/her password. If OSL finds reason to believe that unauthorized use of the web site or the password is taking place, OSL may immediately discontinue the right to access to the web site and cancel the password.

Links to external sites

The links set out on this website are provided for your convenience only. The websites to which the links are provided are not within the control of OSL. OSL does not endorse and shall not be responsible in any way for the content, including but not limited to marketing and information, or the availability of such external resources. OSL shall not, either directly or indirectly, be liable for any damage or loss caused by or in connection with use of such external websites.

Other terms of use

OSL does not guarantee that access to this website will be uninterrupted, that this website will be free from viruses or that this website cannot be tampered with by third parties. This website and the information are provided on an “as is” basis, with no warranties of any kind whatsoever, either express or implied, including, but not limited to, any warranties or any implied warranties of merchantability or fitness for a particular purpose. Use of this website and the information is entirely at the user’s sole risk. In no event will OSL be liable for any damages whatsoever arising out of or related to this website.

Your sole and exclusive remedy for dissatisfaction with this website and/or information is to stop using the site and the information.

By accessing any part of this site, you shall be deemed to have accepted these terms in full.

These terms shall be governed by and construed in accordance with English Law.

Changes to these conditions

We reserve the right to change this statement at any time by posting revisions on the site.