This study was supported by a grant of the Korea Institute of Radiological and Medical Sciences, funded by Ministry of Science and ICT, Republic of Korea (no. 50539-2021) and by an internal grant of the Department of Clinical Pharmacology, Medical University of Vienna. SR Dueker is president of Sivvon Science, a company that provides accelerator MS services to support absorption, distribution and metabolism studies. Sivvon Science did not receive any financial support for this study. The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.

No writing assistance was utilized in the production of this manuscript.