Liquid Biopsy Biomarkers in Patients With Metastatic Castration-Resistant Prostate Cancer Receiving Prostate-Specific Membrane Antigen Radioligand Therapy: Protocol for a Prospective, Longitudinal Multicenter Observational Study

Kerstin Michalski   ^{1, 2} , MD ;   Theo Lorenzini   ³ , MD ;   Tim Jedamzik   ¹ ;   Marieke Heinrich   ¹ , MD ;   Aleksander Kosmala   ¹ , MD ;   Isabel Rauscher   ³ , MD Prof ;   Mika Bauch   ³ ;   Lena Reichl   ⁴ ;   Luisa Amann   ⁵ ;   Simon Liebl   ⁴ ;   Andreas Buck   ^{1, 2} , MD Prof ;   Matthias Eiber   ^{2, 3} , MD Prof ;   Constantin Lapa   ^{2, 5} , MD Prof ;   Rainer Claus   ^{2, 4, 6} , MD Prof

¹ Department of Nuclear Medicine, University Hospital Würzburg, Würzburg, Germany

² Bavarian Cancer Research Center (BZKF), Erlangen, Germany

³ Department of Nuclear Medicine, School of Medicine and Health, Technical University of Munich, Munich, Germany

⁴ Hematology and Oncology, Faculty of Medicine, University Hospital Augsburg, Augsburg, Germany

⁵ Department of Nuclear Medicine, Faculty of Medicine, University Hospital Augsburg, Augsburg, Germany

⁶ Pathology, Faculty of Medicine, University of Augsburg, Augsburg, Germany