1. Nigropallidal encephalomalacia in horses associated with ingestion of yellow star thistle;Cordy;J Neuropathol Exp Neurol,1954
2. Nigropallidal encephalomalacia in horses fed Russian knapweed-Centaurea repens L;Young;Am J Vet Res,1970
3. Nigropallidal encephalomalacia in horses in Colorado;Larson;J Am Vet Med Assoc,1970
4. Nigropallidal encephalomalacia in the horse;Fowler;J Am Vet Med Assoc,1965