Received: 30 October 2020
Accepted: 5 May 2021
First Online: 22 May 2021
: The study was approved by the hospital. According to Dutch guidelines, no informed consent had to be acquired which was confirmed by the local ethics committee of the Netherlands Cancer Institute – Antoni van Leeuwenhoek Hospital.
: Not applicable.
: BHWH is affiliated with Philips Research as an employee; however, he has no financial interest in the subject matter, materials, and/or equipment. None of the other authors have a financial relationship with Philips, or have any competing interests to declare.