Trial registration
MAY, -20
This trial has been registered (4 May 2020) in the EU Clinical Trials Register, EudraCT-Nummer: 2020–000796-20. Additionally, this trial has been registered (22 January 2021) at ClinicalTrials.gov: NCT04720326. The trial received a favourable opinion from the concerned lead ethics committee at the University of Regensburg, under the reference 20–1842-112.