Evidence for the effect of serotoninergic and dopaminergic gene variants on stress levels in horses participating in dressage and harness racing

1. Negro, S.
2. Sánchez-Guerrero, M.J.
3. Bartolomé, E.
4. Solé, M.
5. Gómez, M.D.
6. Membrillo, A.
7. Molina, A.
8. Valera, M.