K. Gradel
发表
N. Feld,
J. Andersen,
K. Gradel,
2001,
Avian diseases.
M. Madsen,
J. Andersen,
K. Gradel,
2002,
Acta veterinaria Scandinavica.
K. Gradel,
J. Corry,
J. Jorgensen,
2003,
Journal of applied microbiology.
J. Corry,
J. Jorgensen,
J. Andersen,
2004,
Journal of applied microbiology.