B. Cowen
发表
S. Naqi,
R. Wilson,
A. Hattel,
1991,
Avian pathology : journal of the W.V.P.A.
S. C. Smith,
B. Cowen,
1972,
Journal of bacteriology.
R. Wideman,
R. Owen,
B. Cowen,
1995,
Poultry science.
R. Wideman,
B. C. Ford,
P. Dunn,
1994
.
B. Calnek,
B. Cowen,
N. Menéndez,
1975,
Avian diseases.
R. Wideman,
B. Cowen,
R. Glahn,
1989,
Poultry science.
R. Wideman,
B. Cowen,
R. Glahn,
1988,
Poultry science.
R. Wideman,
B. Cowen,
R. Glahn,
1988,
Poultry science.
R. Wideman,
W. Roush,
B. Cowen,
1985,
Poultry science.
S. B. Hitchner,
B. Lucio,
B. Cowen,
2016
.
B. Cowen,
Claudia Alfonso,
H. Campen,
1995,
Journal of wildlife diseases.
R. Wideman,
R. Owen,
B. Cowen,
1987,
Avian diseases.
T. Ubertini,
S. B. Hitchner,
B. Cowen,
1971,
Avian diseases.
A. Fadly,
B. Cowen,
K. Nazerian,
1988,
Avian diseases.
B. Cowen,
M. Braune,
1988,
Avian diseases.
R. Wideman,
B. C. Ford,
A. Hattel,
1995,
Avian pathology : journal of the W.V.P.A.
R. Wideman,
B. C. Ford,
P. Dunn,
1995,
Avian diseases.
R. Wideman,
A. Hattel,
R. Owen,
1990,
Avian diseases.
R. Wideman,
B. Cowen,
1987,
Poultry science.
R. Wideman,
B. Cowen,
R. Kissell,
1985,
Poultry science.
R. Wideman,
B. Cowen,
M. Braune,
1987,
Avian diseases.
B. Cowen,
1992
.
R. Wilson,
B. Cowen,
S. Ambrus,
1987,
Avian diseases.
B. Calnek,
G. Mitchell,
B. Cowen,
1978,
Avian diseases.
B. Calnek,
B. Cowen,
N. Menéndez,
1975,
Avian diseases.
S. B. Hitchner,
B. Cowen,
1975,
Avian diseases.
B. Calnek,
S. B. Hitchner,
B. Cowen,
1977,
American journal of veterinary research.
B. Calnek,
B. Cowen,
1975,
Avian diseases.
B. Cowen,
1988,
Avian diseases.
W. B. Gross,
R. T. Dubose,
C. H. Domermuth,
1980,
Avian diseases.
R. F. Ball,
B. Calnek,
B. Cowen,
1978,
Avian diseases.
B. Cowen,
1987,
Avian diseases.
R. Owen,
B. Cowen,
M. Braune,
1988,
Avian diseases.
R. Wilson,
R. Eckroade,
C. Furtek,
1988,
Avian diseases.
S. B. Hitchner,
B. Cowen,
1975,
Avian diseases.
S. B. Hitchner,
B. Lucio,
B. Cowen,
1971,
Avian diseases.