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Nonesterified fatty acids during the dry period and their association with peripartum disorders, culling, and pregnancy in dairy cows

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The objective of this ambidirectional observational cohort study was to explore how nonesterified fatty acids (NEFA) 22 to 35 d before calving were related to NEFA 1 to 14 d before calving and to determine a threshold that could be used to identify cows at ris... ...