Legal notice

Information in accordance with § 5 of the German Telemedia Act (Telemediengesetz, TMG)

Foundation for Quality and Efficiency in Health Care (Stiftung für Qualität und Wirtschaftlichkeit im Gesundheitswesen), a private law foundation with legal capacity

Location: p.A. Gemeinsamer Bundesausschuss, Gutenbergstraße 13, 10623 Berlin

Contact address:
Im Mediapark 8
50670 Cologne

Value added tax identification number (VAT ID): DE294294672

Authorized to represent:

Dr Thomas Kaiser (Head of Institute)
Dr Stefan Lange (Deputy Head of Institute)
2 board members elected by the Foundation Board (in accordance with § 12 (1) of the Foundation Charter)

Tel: +49 (0)221 - 35685-0
Fax: +49 (0)221 - 35685-1

The Foundation is the governing body of the Institute for Quality and Efficiency in Health Care (Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen or IQWiG, Germany).

Person responsible in terms of §18 (2) of the German State Media Treaty (MStV):

Dr. Klaus Koch
c/o IQWiG
Im Mediapark 8
50670 Cologne


This website contains links to other websites. We have no influence on whether their operators observe our data protection regulations. The links published are researched and compiled with the greatest possible care, and are assessed with regard to the legal soundness of their content. The editorial staff has no influence on the current or future design or content of the sites to which links are provided. The Foundation for Quality and Efficiency in Health Care is not responsible for the content of linked websites; it neither endorses their content nor provides unanimous support for the content presented. The liability for illegal, erroneous or incomplete content rests solely with the operator of the website to which the link was provided.

Linking policy:

We permit and explicitly welcome the citing of our documents and setting up of links to our website. If a link to our website is provided, it must be made clear that this refers to the content of the IQWiG website; this content is not allowed to be associated with third-party content that is contrary to the interests of IQWiG.

Collaboration regarding concept, design and implementation:

adesso SE, Dortmund

Content Management System

FirstSpirit CMS



The images of people on our website are used solely for illustration purposes. The people shown are models.


Stephan Spitzer, Atelier für Medizinische Illustration


Sylvia Wolf, Illustrationen

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Please note that we do not provide individual advice on matters of health. You can read about where to find help and support in Germany in our information “How can I find self-help groups and information centers?

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Updated on April 3, 2023


Institute for Quality and Efficiency in Health Care (IQWiG, Germany)

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