Data privacy

Identity and Contact Details of the Responsible Party

Gastrointestinal Tumor Network Zurich (GITZ)
Seestrasse 259
8038 Zurich
+41 77 266 93 02

Description and Scope of Data Processing

When you access our website, i.e., even if you do not register or otherwise transmit information, information of a general nature is automatically collected. This information (server log files) includes the type of web browser, the operating system used, the domain name of your internet service provider, your IP address, referrer URL, date and time of access, and similar details.

This information is processed for the following purposes:

  1. Ensuring a smooth connection to the website,
  2. Ensuring a smooth use of our website,
  3. Ensuring and evaluating the system security and stability, particularly for misuse detection, and
  4. Ensuring a technically error-free display and optimization of our website.

The data is also stored in the log files of our system. This data is not stored together with other personal data of the user. We do not use your data to draw conclusions about your person. However, we reserve the right to retrospectively check the server log files if there are concrete indications of illegal use. The collection and processing of your personal data is done in compliance with the applicable data protection laws and regulations. Moreover, the network disclaims any liability when using this website.

Recipients of Data

We use service providers for the operation and maintenance of our website, who act as our processors. All service providers are contractually obliged to treat your data confidentially.


Description and Scope of Data Processing

Our website includes a contact form, which can be used for electronic contact. If you use this option, the personal data entered in the input mask will be transmitted to and stored by us. The processing of your personal data is solely for the purpose of handling your inquiry.
At the time of sending the message, the following data will also be transmitted and stored:

  1. Date and time of the request

Alternatively, it is possible to contact us via the provided email addresses. In this case, the personal data of the user transmitted with the email will be stored. This includes:

  1. Date and time of the request
  2. URL from which the request was made
  3. Information about the servers involved in the email communication

Additionally, you can contact us via the provided phone number. We collect log data, which includes your phone number and the duration of the call. We do not record conversations as a rule. You agree that this data, particularly for tumor board registrations, can be passed on to third parties (namely doctors exclusively from our network). Please note: It cannot be ensured that your data is transmitted confidentially via the website. Medical concerns can also be encrypted and sent via email. Our email addresses are HIN-protected (HIN-to-HIN).

Recipients of Data

Our website is maintained by service providers who act as our processors. If you send us an inquiry, service providers we use may receive data for these purposes, if they need the data to perform their respective service (e.g., IT services, call centres). All service providers are contractually obliged to treat your data confidentially.


Description and Scope of Data Processing

Your data is used solely to send you the subscribed newsletter via email and, if you have additionally consented, to evaluate how you use the newsletter and any linked content. Providing your name is to address you personally in the newsletter and possibly to identify you if you want to exercise your rights as a data subject.

To verify that a registration is genuinely made by the owner of an email address, we use the “double opt-in” procedure (DOI procedure) for online registration. This means that after your newsletter registration, you will receive an email in which you confirm your newsletter registration by clicking a link.

At the time of DOI confirmation, the following data will also be stored:

  1. Location, date, and time of registration
  2. IP address
  3. Email address
  4. Salutation, title, first name, last name, and possibly practice/address if provided

We use the email program MailChimp. We also evaluate your reading and usage behaviour to continuously improve our newsletter and adapt it to your interests and needs. To do this, we analyse what and if you read or click on in our newsletters to make them more appealing.

Recipients of Data

We use service providers for sending and evaluating the newsletters, who act as our processors. All service providers are contractually obliged to treat your data confidentially.

Links to Other Websites

This website may contain links to websites of other providers. Our network has no influence on these websites, their content, offers or availability, or the privacy policies and regulations applicable there. Therefore, it disclaims any liability.

Social Media

This website may include buttons (“social media plugins”) that establish contact with the servers of social networks (YouTube, LinkedIn, Instagram, etc.). By clicking on one of these buttons, you agree that necessary data such as IP address, website visit, etc., will be transmitted to the respective operator of the social network.

Use of Cookies

Description and Scope of Data Processing

A cookie is a small data set that is created when visiting a website and temporarily stored on the user’s system. When the server of this website is called up again from this system, the browser sends the previously received cookie back to the server. The server can evaluate the information obtained through this procedure. Cookies, in particular, can facilitate navigation on a website.
Cookies help to make a website usable by enabling basic functions like page navigation and access to secure areas of the website.

Use of Technically Necessary Cookies

Some functions of our website cannot be offered without the use of cookies. For these functions, it is necessary that the browser is recognised even after a page change. We use cookies for the following purposes: The following data is stored and transmitted in the cookies:

  1. Consent management
  2. Language settings
  3. Registration

Use of Technically Unnecessary Cookies

We also use cookies on the website that enable an analysis of the user’s surfing behaviour. These cookies are used to make the use of the website more efficient and attractive. We use web analysis technologies from the following providers:

  1. Google Analytics

Audience Measurement

Description and Scope of Data Processing

Using analysis tools, we evaluate user behaviour. The processing is based on our legitimate interest. Audience measurement and the resulting information are suitable for adapting the web offer.

Recipients of Data

We use technical service providers for the operation and maintenance of our website, who act as our processors. All service providers are contractually obliged to treat your data confidentially.

Rights of the Data Subject

You have the following rights regarding your personal data:

  • The right to information about which personal data we store and how we process it;
  • The right to receive a copy of your personal data in a common format;
  • The right to rectification of your personal data;
  • The right to erasure of your personal data;
  • The right to object to the processing of your personal data.

Please note that exceptions apply to these rights. To the extent permitted by law, we may refuse your request to exercise these rights.

You can revoke your consent to the processing of personal data at any time. Please note that the revocation is only effective for the future. Processing that took place before the revocation is not affected.

Our network can adapt this privacy policy at any time without prior notice. The current version published on our website applies. If the privacy policy is part of a contract with you, we will inform you of any updates by email or other suitable means.

For information about the personal data we process, please send your request for information to

You also have the right to lodge a complaint with the Federal Data Protection and Information Commissioner (FDPIC).