Equine dental disease. Part 3: A long-term study of 400 cases: disorders of wear, traumatic damage and idiopathic fractures, tumours and miscellaneous disorders of the cheek teeth - Dixon, PM; Tremaine, WH; Pickles, K; Kuhns, L; Hawe, C; McCann, J; McGorum, BC; Railton, DI; Brammer, S (Equine Vet J, 2000)