Toro, H. D.C. Tang, D.L. Suarez, M.J. Sylte, J. Pfeiffer&K.R. van Kampen (2007). Protective avian influenza in ovo vaccination with non-replicating human adenovirus vector. Vaccine 25: 2886-2891.
Toro, H., V. L. van Santen, L. Li, S.B. Lockaby, E. van Santen, F. J. Hoerr (2006). Epidemiological and Experimental Evidence for Immunodeficiency Affecting Avian Infectious Bronchitis. Avian Pathology 35:1-10.
Toro, H., S. Ewald, and F.J. Hoerr (2006). Serological evidence of chicken infectious anemia virus in the United States at least since 1959. Avian Diseases, 50:124-126.
Toro, H., S.B. Price, S. McKee, F.J. Hoerr, J. Krehling, M. Perdue, & L. Bauermeister (2005). Use of Bacteriophages in Combination with Competitive Exclusion to Reduce Salmonella from Infected Chickens. Avian Diseases, 49:118-124.
Toro, H., F. J. Hoerr, K. Farmer, C. C. Dykstra, S. R. Roberts, & M. Perdue (2005). Pigeon Paramyxovirus: Association with Common Avian Pathogens in Chickens and Serologic Survey in Wild Birds. Avian Diseases, 49:92-99.
Van Santen, V., F.J. Hoerr, K. Joiner, C. Murray, N. Petrenko, & H. Toro (2004). Pathogenesis of Chicken Anemia Virus: Comparison of the Oral and the Intramuscular Routes of Infection. Avian Diseases, 48:494-504.
Toro, H., C. González, L. Cerda, M. Hess E. Reyes, & C. Geisse (2000). Chicken anemia virus and fowl adenoviruses: Association to induce the inclusion body hepatitis/hydropericardium syndrome. Avian Diseases, 44:51-58.
Toro, H., C. Saucedo, C. Borie, R.E. Gough, & H. Alcaíno (1999). Health Status of Free-Living Pigeons in the City of Santiago. Avian Pathology, 28: 619-623.
Toro, H., A.M. Ramírez, & J. Larenas (1997). Pathogenicity of chicken anemia virus (isolate 10343) for young and older chickens. Avian Pathology, 26:485-499.
Toro, H., C. Espinoza, V. Ponce, V. Rojas, M.A. Morales, & E. F.Kaleta (1997). Infectious Bronchitis: Effect of viral doses and routes on specific lachrymal and serum antibody responses in chickens. Avian Diseases, 41:379-387.
Toro, H., E.F. Pavéz, G. Montes, R.E. Gough, & E.F. Kaleta (1997). Serum chemistry and antibody status to some avian pathogens of free-living and captive condors (Vultur gryphus) of Central Chile. Avian Pathology, 26: 339-345.