W. Butterfield
发表
R. Webster,
K. Shortridge,
W. Butterfield,
1977,
Bulletin of the World Health Organization.
R. Webster,
K. Shortridge,
W. Butterfield,
1977,
Science.
W. Butterfield,
C. H. Campbell,
1979
.
W. Butterfield,
R. Luginbuhl,
C. Helmboldt,
1969,
Avian diseases.
R. Webster,
K. Shortridge,
W. Butterfield,
1979,
Bulletin of the World Health Organization.
K. Shortridge,
W. Butterfield,
C. H. Campbell,
1978,
Proceedings, annual meeting of the United States Animal Health Association.
W. Butterfield,
C. H. Campbell,
1978,
Proceedings, annual meeting of the United States Animal Health Association.
W. Butterfield,
R. Luginbuhl,
C. Helmboldt,
1969,
Avian diseases.
R. Webster,
K. Nerome,
M. Nakayama,
2005,
Archives of Virology.
S. Jong,
W. Butterfield,
1976,
Mycopathologia.
W. Butterfield,
A. H. Dardiri,
1969,
Avian diseases.
W. Butterfield,
A. H. Dardiri,
1969,
Wildlife disease.
V. Yates,
W. Butterfield,
S. Breese,
1978,
Proceedings, annual meeting of the United States Animal Health Association.
W. Butterfield,
E. Davis,
R. Goos,
1967,
Mycologia.
S. Jong,
W. Butterfield,
M. T. Alexander,
1978
.
S. Jong,
W. Butterfield,
M. T. Alexander,
1974,
Canadian journal of microbiology.
S. Jong,
W. Butterfield,
M. T. Alexander,
2016
.
W. Butterfield,
1968,
Nature.
W. Butterfield,
R. Yedloutschnig,
A. H. Dardiri,
1973,
Avian diseases.
C. B. Metz,
W. Butterfield,
1951
.
S. Jong,
W. Butterfield,
1975,
Sabouraudia.
R. Shope,
T. Walton,
W. Butterfield,
1982,
Veterinary microbiology.
W. Butterfield,
E. Davis,
1967,
Mycologia.
W. Butterfield,
1973
.
W. Butterfield,
R. Yedloutschnig,
A. H. Dardiri,
1973,
Avian diseases.