TY - JOUR AU - Reavill, D R TI - Tumors of pet birds JO - Vet Clin North Am Exot Anim Pract VL - 7 PY - 2004 DO - 10.1016/j.cvex.2004.04.008 L3 - PubMed-ID: 15296864 SP - 537 EP - 560 ER -