Suppression of inherent virulence for chickens of a Newcastle disease strain by a shift within its subpopulations von Hanson, R. P., Spalatin, J.

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Epizootiology of Newcastle disease [virus] in waterfowl [Ducks, geese] von Spalatin, J, Hanson, R.P

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Newcastle disease vaccination with the V4 strain in Malawi: laboratory and field studies [Chickens] von Sagild, Inge K., Spalatin, J.

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Thermostability of the Hemagglutinin of Newcastle Disease Virus as a Strain Marker in Epizootiologic Studies von Hanson, R. P., Spalatin, J.

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Studies on the development of pelleted Newcastle disease virus (NDV) vaccine von Shuaib, Mohamed A., Spalatin, J., McMillan, B., Hanson, R.P.

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Evidence of genetic heterogeneity of some lentogenic Newcastle disease virus strains [Chickens] von Spalatin, J, Hanson, R.P

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The occurrence of virus in leukocytes of vaccinated chickens following challenge with virulent Newcastle disease virus von Turner, A. J., Spalatin, J., Hanson, R. P.

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Effect of Food and Water Deprivation of Chickens Prior to Exposure to Newcastle Disease Virus von Spalatin, J., Hanson, R. P.

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Observations on the transmissibility of lentogenic strains of Newcastle disease virus: significance of variables [Chickens] von Spalatin, J, Turner, A.J, Hanson, R.P

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viscerotropic pathotype of Newcastle disease virus von Hanson, R.P, Spalatin, J, Jacobson, G.S

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hemagglutination-elution pattern as a marker in characterizing Newcastle disease virus von Spalatin, J, Hanson, R.P, Beard, P.D

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Strain identification of Newcastle disease virus in tissue culture von Beard, P.D, Spalatin, J, Hanson, R.P

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EXPERIMENTAL CHLAMYDIOSIS IN WILD AND DOMESTIC LAGOMORPHS von IVERSEN, J. O, SPALATIN, J, HANSON, R. P

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The Significance of Age of the Chick in Establishing the ICP Index von Spalatin, J., Estupinan, J., Hanson, R. P.

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Application of the Paper Disc Technique to the Collection of Whole Blood and Serum Samples in Studies on Eastern Equine Encephalomyelitis von Karstad, Lars, Spalatin, J., Hanson, R. P.

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Use of Yolk Sac Route of Inoculation for Titration of Lentogenic Strains of NDV von Estupinan, J., Spalatin, J., Hanson, R. P.

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Edema of the eyelid and face of chickens exposed to the viscerotropic type of Newcastle disease virus von Spalatin, J, Hanson, R.P, Jones, T.D

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Experimental Infections of Wild Birds with the Viruses of Eastern Equine Encephalitis, Newcastle Disease and Vesicular Stomatitis von Karstad, Lars, Spalatin, J., Hanson, R. P.

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Identification of Lentogenic Strains of Newcastle Disease Virus von Hanson, R. P., Spalatin, J., Estupinan, J., Schloer, Gertrude

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Criteria for Determining the Validity of a Virus Isolation von Hanson, Robert P., Spalatin, Josip, Dickinson, E. M.

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