U sklopu projekta COST (The European Cooperation in Science and Technology, u Kaunasu, Litva su se od 16-19. travnja 2024. godine zajedno održavale Akcija CA20104 - Network on evidence-based physical activity in old age (PhysAgeNet) i Kongres EGRAPA – The European Group for Research on Aging and Physical Activity, na kojoj je sudjelovao Marcel Leppée, dr. med. i prikazao zajednički rad s Dubravkom Jakšetić mag. med. techn. pod nazivom: "Adherence with antihypertensive medications in elderly".