1. Service de Neurochirurgie
2. Hôpital Erasme
3. ULB
4. 1070 Brussels
5. Belgium
6. Section of Pharmacognosy and Chemistry of Natural Products
7. Department of Pharmacy
8. School of Health Sciences
9. National and Kapodistrian University of Athens
10. 15771 Athens
11. Department of Chemistry and Biochemistry
12. Texas State University
13. San Marcos
14. USA
15. Retired – formerly Director of Research with the Fonds National de la Recherche Scientifique (FRS-FNRS)
16. Brussels
17. Retired Chief
18. Natural Products Branch
19. NCI/NIH
20. NIH Special Volunteer