Funding for this research was provided by:
Baxalta GmbH, now part of Takeda (Investigator-Initiated Research grant no. IISR-2019-104350/ IIR-DE-002696)
aio-studien-ggmbh of the german cancer society (AIO-SUP-0119/ass)
Article History
Received: 10 August 2021
Accepted: 12 February 2022
First Online: 7 March 2022
Declarations
:
: An opinion has been obtained from the Ethics Committee of Rhineland-Palatinate, Mainz, Germany, in accordance with the guidelines and recommendations for ensuring Good Epidemiological Practice (GEP) []. Due to the nature of the study, no additional opinions from ethics committees were required.All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Not applicable.
: Not applicable.
: Professor Hartmut Link received research funding and honoraria, acted on speakers’ bureau, and/or consulted for Takeda. Markus Kerkmann and Laure Holtmann have no conflicts of interest to declare that are relevant to the content of this article.
: The guidelines for Observational Studies in Epidemiology (STROBE) were taken into account as far as applicable [].