Comparative Study on Extracts from Traditional Medicinal Plants Echinacea purpurea (L.) Moench and Onopordum acanthium (L.): Antioxidant Activity In Vitro and Anxiolytic Effect In Vivo. - Vlasheva, Maria; Katsarova, Mariana; Kandilarov, Ilin; Zlatanova-Tenisheva, Hristina; Gardjeva, Petya; Denev, Petko; Atliev, Kiril; Sadakova, Nora; Dimitrova, Maria; Kostadinov, Ilia; Dimitrova, Stela (Pharmaceuticals (14248247), 2025)