INFECTIOUS BURSAL DISEASE AND NEWCASTLE DISEASE CO-INFECTION WITH COLISEPTICEMIA IN A 15-WEEK-OLD COMMERCIAL LAYER CHICKEN. bulvet [Internet]. 2026 Jul. 1 [cited 2026 Oct. 10];18(3):645-56. Available from: https://ejournal3.unud.ac.id/index.php/buletinvet/article/view/3497