Christine Ross Degernes, L. A., Harrison, L. D., Smith, D. W., Newton, H. M., Ross, C. E., & Diaz, D. E. (1999). Autologous, homologous, and heterologous red blood cell transfusions in conures of the genus Aratinga. Journal of Avian Medicine and Surgery, 13(1), 10–14. Degernes, L. A., Harrison, L. D., Smith, D. W., Newton, H., Ross, C. E., & Diaz, D. E. (1999). Homologous and heterologous red blood cell transfusions within the genus Aratinga. Journal of Avian Medicine and Surgery, 13(1), 10–14.