1 (699) | Bulgarian Academy of Sciences * | BGR | ||
2 (754) | Institute of Organic Chemistry with Centre of Phytochemistry Bulgarian Academy of Sciences | BGR | ||
3 (775) | Sofia University | BGR | ||
4 (778) | University of Plovdiv Paisii Hilendarski | BGR | ||
5 (790) | Medical University - Plovdiv | BGR | ||
6 (805) | Medical University of Sofia * | BGR | ||