1. Clinical evaluation of poor performance in the racehorse;Morris,1991
2. Causes of poor performance of horses during training, racing, or showing, 348 cases (1192-1996);Martin,2000
3. Pharynx
4. Dorsal displacement of the soft palate and epiglottic entrapment;Haynes,1983
5. Measurement of upper airway pressures in exercising horses with dorsal displacement of the soft palate;Redher,1995