About this website

The information on this website is primarily intended for use by immunisation providers and academics in the field of vaccine preventable diseases and immunisation. It may also be of interest to other members of the community seeking information in this area.

The NCIRS website is part of the World Health Organization's (WHO) Vaccine Safety Net. Vaccine Safety Net member websites have been evaluated by WHO and adhere to WHO criteria for content, credibility and good information practices.

Information on the NCIRS website is independently developed, published, managed and updated on a regular basis by staff from the relevant research divisions of NCIRS. Content is reviewed and approved by senior staff members.

Core funders have the right of review of NCIRS publications, when applicable; however, NCIRS maintains editorial control over all web content, publications and print materials.

We regularly review the information presented on our website and welcome any comments.


This website is protected by intellectual property laws (including copyright). Refer to our Copyright statement.

General disclaimer information

While the information contained in this site has been presented with all due care, NCIRS does not warrant or represent that the information is free from errors or omission.

The information is made available on the understanding that NCIRS and its employees and agents shall have no liability (including liability by reason of negligence) to the users for any loss, damage, cost or expense incurred or arising by reason of any person using or relying on the information and whether caused by reason of any error, negligent act, omission or misrepresentation in the information or otherwise.

Links to third party websites are not owned or controlled by NCIRS. The posting of such links does not in any way imply any endorsement of such sites by NCIRS, nor is any warranty made regarding the accuracy of the content.

Accuracy of information

While the information is considered to be true and correct at the date of publication, changes in circumstances after the time of publication may affect the accuracy of the information. The information may change without notice and NCIRS is not in any way liable for the accuracy of any information printed and stored or in any way interpreted and used by a user.

Medical advice

The information on this site is not medical advice. Users should not use it to treat or diagnose a medical condition and should never ignore medical advice or delay seeking it because of information on this website.

For health professionals, you should rely on your own professional skill, care and inquiries in the context of the clinical circumstances for each patient.


Last updated October 2020