1. Pathophysiology of acute abdominal disease;ALLEN, D.; TYLER, D.E.,1990
2. Equine colic -the decision for surgery. Equine Veterinary;Philadelphia, W.B.Saunders;Education; Endotoxaemia in horses. In Practice; A two year, prospective survey of colic in general practice. Equine Veterinary,1990
3. Further reading SPIER, S. J. & SNYDER, J. R. (1992) Physical and laboratory evaluation of the horse with colic. In Current Therapy in Equine Medicine 3. Ed N. E. Robinson.
4. Philadelphia, W. B. Saunders. pp 190-195 In Practice o NOVEMBER/DECEMBER 1998