1. Johannes-Gutenberg-University of Mainz, Institute of Nuclear Chemistry, Mainz
2. Johannes-Gutenberg-University of Mainz, Institute of Nuclear Chemistry, Mainz, Deutschland
3. Joint Institute of Nuclear Research, Laboratory of Nuclear Problems, Dubna, Russische Föderation
4. German Cancer Research Center, Radiopharmaceutical Chemistry, Heidelberg
5. Johannes Gutenberg University, Institute for Nuclear Chemistry, Mainz, Deutschland