TY - SER AU - Parra,S.H.S. AU - Nunez,L.F.N. AU - Astolfi-Ferreira,C.S. AU - Ferreira,J.P. TI - Occurrence of infectious laryngotracheitis virus (iltv)in 2009-2013 in the state of São Paulo, Brazil KW - FRANGO KW - LARINGOTRAQUEITE INFECCIOSA KW - VIRUS KW - SAO PAULO ER -