Funding for this research was provided by:
Deutsche Krebshilfe (Aggressive Meningeome)
Received: 9 July 2019
Accepted: 22 August 2019
First Online: 30 August 2019
Ethics approval and consent to participate
: This study was approved by the institutional review board at Heidelberg Medical Faculty. Informed consent was retrieved from all patients.
: Not applicable.
: The authors declare that they have no competing interests.