These terms and conditions govern your use of this website; by using it, you accept these terms and conditions in full. If you disagree with them or any part of the conditions, you must not use it.

License to use this website

Unless otherwise stated, the Publisher of this website and/or its licensors own the intellectual property rights in this website and materials on the website unless otherwise specified on any page.  Subject to the license below, all these intellectual property rights are reserved.

Users may view, download for caching purposes only, and print published articles and other pages from this website for their own personal use, subject to the restrictions set out below and elsewhere in the terms and conditions for each material published on this website.  

You must not:

  • republish material from this website (including republication on another website);
  • sell, rent or sub-license material from the website;
  • reproduce, duplicate, copy or otherwise exploit material on this website for a commercial purpose;
  • edit or otherwise modify any material on the website; or
  • redistribute material from this website except for content specifically and expressly made available for redistribution.

We publish Open Access articles that use a funding model which does not charge readers or their institutions for access. You may reproduce, duplicate, copy, edit, modify and redistribute content that is specifically made available under the terms of the Creative Commons Attribution License and the Budapest Open Access Initiative. However, you may not claim ownership or pretend to be the content owner by republishing without adequate citation and credit with links to the original source of the content.

We do not guarantee that our sites will be secure or free from bugs or viruses.

You are responsible for configuring your information technology, computer programmes and platform in order to access our sites. You should use your own virus protection software.

You must not misuse our sites by knowingly introducing viruses, trojans, worms, logic bombs or other material which is malicious or technologically harmful. You must not attempt to gain unauthorised access to our sites, the server on which our sites is stored or any server, computer or database connected to our site. You must not attack our sites via a denial-of-service attack or a distributed denial-of-service attack. By breaching this provision, you would commit a criminal offence under the Computer Misuse Act 1990. We will report any such breach to the relevant law enforcement authorities and we will co-operate with those authorities by disclosing your identity to them. In the event of such a breach, your right to use our sites will cease immediately.

Linking policy

This website contains links that may take you outside our website. All links are provided for your convenience, and an inclusion of any link does not imply endorsement or approval by us of the linked website, its operator or content. We have no control over the contents or functionality of those sites and accept no responsibility for any loss or damages that may arise from your use of them. We are not responsible for any website outside our website, and such websites use will be subject to relevant terms and conditions and privacy policies.

You may not link to the content of our website without our permission.

Access to this website

We try to ensure that website availability is uninterrupted and that transmissions will be error-free. However, we cannot guarantee that your access will not be suspended or restricted from time to time, including to allow for repairs, maintenance or the introduction of new facilities or services. We do everything to limit the frequency and duration of any suspension or restriction. We shall not be liable if for any reason the website is unavailable at any time or for any period.

Third-Party software

Certain functionality on our websites may be using third-party components or software and may operate with plug-ins and APIs created by third parties. Your use of Third-Party Software that has been incorporated into our sites will be subject to the terms and conditions of the authors and owners of such Third Party Software. 

Limitation of Liability

To the fullest extent permitted by law, we expressly exclude:

  1. All conditions, warranties and other terms which might otherwise be implied by statute, common law or the law of equity;

  2. Any liability caused by a force majeure event;

  3. Any obligation of effectiveness or accuracy; and

  4. Other than as set out elsewhere in this website, any liability for any direct, indirect or consequential loss or damage incurred by you in connection with this agreement, including your use or inability to use any information on our website or within any publication subscribed to, via any website linked to our website and any material posted on it, including without limitation any liability for loss of income or revenue, loss of business, loss of profits or contracts anticipated savings, loss of data, loss of goodwill, wasted time and for any other loss or damage of any kind, howsoever and whether caused by tort including negligence, by breach of contract or otherwise, even if foreseeable.

Nothing in this provision affects our liability for death or personal injury arising from our negligence or for liability for fraudulent misrepresentation or misrepresentation as to a fundamental matter nor any other liability which cannot be excluded or limited under the applicable law. These provisions do not affect any applicable statutory rights.


All expressions of opinions, data and statements appearing in articles or advertisements in this journal are published under the authority of the writer concerned. They are not to be regarded as necessarily expressing the views of the Publisher or product endorsement by the Publisher. Nonetheless, the Editorial Board will do its utmost to ensure that incorrect data, misleading data, opinions or statements do not appear in this journal.

However, we cannot be held responsible for inadvertent errors or omissions, and have no liability to any person or institution regarding claims, loss, or damage, caused or alleged to be caused, directly or indirectly by the use of information or data contained in the Journal.

To the fullest extent permitted by law, the material and information displayed on this website are provided "as is" without any guarantees, conditions or warranties as to accuracy.