virus (1) espèce (1) papier (1) analyse (1) évaluation (1) investigation (1) méthode (1) Cacatua (1) White (1) Symptoms (1) Species (1) Parrots (1) Paper (1) Organ (Musical instrument) (1) Nucleotide sequence (1) Manufactures (1) Gifts (1) Evidence (1) Evaluation (1) Euthanasia (1) Autopsy (1) Psittacine beak and feather disease (1) Analysis (1) Detection (1) Organs (1) Number (1) Evaluation (1)