TY  - GEN
AU  - Merck,C C
TI  - [Udder health program]
SN  - 0005-9366
PY  - 1974///1106
KW  - Animals
KW  - Cattle
KW  - Female
KW  - Germany, West
KW  - Mastitis, Bovine
KW  - prevention & control
N1  - Publication Type: English Abstract; Journal Article
ER  -