Muñoz Díaz, T.T. and Jiménez, D.F. 2014. Serum cortisol as a systemic marker in the long-term treatment with fluticasone propionate (FP) in recurrent airways obstruction (RAO) aged horses. Revista Científica de la Facultad de Ciencias Veterinarias. 24, 2 (Jun. 2014).