1. Faculty of Mathematics, Natural Sciences and Information Technologies University of Primorska Koper Slovenia
2. Andrej Marušič Institute University of Primorska Koper Slovenia
3. Physics and Mechanics Institute of Mathematics Ljubljana Slovenia
4. Kennesaw State University Kennesaw Georgia USA
5. Michigan Alzheimer's Disease Research Center Ann Arbor Michigan USA
6. University of Michigan Ann Arbor Michigan USA
7. Wayne State University Institute of Gerontology Detroit Michigan USA
8. International Institute of Applied Gerontology Ljubljana Slovenia