Real World Databases
Evidence based Healthcare and Market Research
O.I.s) has become
TriNetX Oncology GmbH,
our new website is coming soon!


OncologyInformationService e.K.
Owner: Lenka Kellermann

Kaiser-Joseph-Str. 271
79098 Freiburg

Contact information:
T: +49 (0) 761 – 38 39 94 – 0
F: +49 (0) 761 – 38 39 94 – 20
M: +49 (0) 170 – 24 30 774
E-mail: kellermann@oncologyinformationservice.com

Value Added Tax Identification Number:
VAT-No: DE 159 61 80 83
Registered office: Freiburg im Breisgau
HRA 707055
Amtsgericht (Local Court) Freiburg i. Br.

O.I.s) Lenka Kellermann is member  of multiple research associations:

German Society for Health Economics e.V. dggö
Professional Association of German Market and Social Researchers e.V. BVM
European Pharmaceutical Market Research Association EphMRA
International Society for Pharmaoeconomics and Outcomes Research ISPOR

In case of concerns regarding data protection,
please contact our data protection officer


Liability for Contents
In accordance with § 7, chapter 1 TMG, and according to general law, we are responsible for our own contents of these pages. According to §§ 8 to 10 TMG, we cannot be held liable and are not responsible to check transmitted and stored information from third parties or to research circumstances that suggest an illegal activity. Obligations for the removal or blocking of the use of information in accordance with the general laws remain unaffected here. As soon as we become aware of corresponding infringements of the law, we shall remove this content immediately. We take no respective liability before the awareness of a possible infringement.

Liability for Links
Our websites contain links to external web sites of third parties, the contents of which are beyond our influence. Therefore, no liability is taken for the contents or the correctness of the information of linked web sites of third parties. The respective owner of these websites is responsible for the contents of these pages. At the time, the linked pages were checked for infringement unlawful contents have then not been recognizable. Permanent monitoring of the content of the linked pages is infeasible without concrete evidence of unlawful content. We shall immediately remove the respective links upon becoming aware of legal infringements.

The contents and products of these pages are subject to German copyright. Any reproduction, processing, distribution and any kind of use beyond the limits of copyright require a written consent by the respective owner. Downloads and copies are only allowed to be used in a private and non-commercial way. As far as these contents of this page are not created by the operator, the copy right of a third person is observed. In particular, contents of third parties are indicated as such. Should you still find any copyright infringement, we request that you notify us accordingly. Upon notification of infringement, we will immediately remove such content.