1. AAEP Recommended Guidelines for Post-Sale Examinations of Horses Intended for Racing (Guidelines pertain only to the upper respiratory tract). Membership Directory,1991
2. A comparison of techniques to enhance the evaluation of equine laryngeal function;Archer;Equine Vet J,1991
3. Medical examination of horses for purchase;Beeman;Proc AAEP,1987
4. Laryngeal asynchrony in the horse: definition and significance;Baker,1983
5. Pharynx;Bertone,1990