TY  - GEN
AU  - Fredriksen,B
AU  - Jarp,J
TI  - Factors affecting the herd level of antibodies against Mycobacterium avium subsp. paratuberculosis--a case-control study
SN  - 0044-605X
PY  - 2004///0511
KW  - Animals
KW  - Antibodies, Bacterial
KW  - isolation & purification
KW  - Cattle
KW  - Female
KW  - Mycobacterium avium subsp. paratuberculosis
KW  - immunology
KW  - Norway
KW  - epidemiology
KW  - Paratuberculosis
N1  - Publication Type: Journal Article
ER  -