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Figure 4 | BMC Veterinary Research

Figure 4

From: No long-term influence of movement restriction regulations on the contact-structure between and within cattle holding types in the Netherlands

Figure 4

Mean percentage of closed holdings per holding type. Mean percentage of closed holdings (no animals moved on-farm in the last 12 months) per holding type in the Netherlands over the period from July 2002 to December 2004. The arrow represents the quarter in which movement restriction regulations were eased from 30 to 21 days.

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BMC Veterinary Research

ISSN: 1746-6148

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