David J. Schaeffer
发表
D. Schaeffer,
W. Hoffmann,
R. Sanecki,
1993,
Journal of veterinary internal medicine.
V. Krylov,
D. Schaeffer,
David J. Schaeffer,
2000,
Ecotoxicology and environmental safety.
Wanda M. Haschek,
David J. Schaeffer,
Val R. Beasley,
2006,
Natural toxins.
D. Schaeffer,
A. Barger,
L. Borst,
2008,
Veterinary Record.
J. Foreman,
D. Schaeffer,
S. A. Smith,
2013,
Journal of veterinary internal medicine.
M. Bekkedal,
D. Schaeffer,
D. Arfsten,
2007,
Journal of toxicology and environmental health. Part A.
A. R. Thitoff,
M. Bekkedal,
D. Schaeffer,
2005,
Journal of toxicology and environmental health. Part A.
K. Keppel,
D. Schaeffer,
F. Zuckermann,
2008,
Veterinary immunology and immunopathology.
D. Schaeffer,
R. J. Lambert,
B. Kindler,
1988,
Annals of emergency medicine.
O. Cleary,
David J. Schaeffer,
David E. Freeman,
2014,
Equine veterinary journal.
D. Schaeffer,
D. Freeman,
David J. Schaeffer,
2010,
Equine veterinary journal.