Funding for this research was provided by:
Deutsche Forschungsgemeinschaft (Ge 844/4-1)
Received: 18 January 2022
Accepted: 20 January 2022
First Online: 18 April 2022
: The NETS trial was approved by the responsible ethics committee (Ethik-Kommission der Ärztekammer Hamburg) on February 2, 2009 (registration # PV3124). Written informed consent was requested from each patient for participation in the study.
: All authors have given approval to the publication of the protocol paper.
: For a complete list of all potentially competing interests of all members of the writing committee and all investigators see Additional file InternalRef removed.
: See see Additional file InternalRef removed for a full description of The NETS Trial Collaboration Group.