Published in TB and Outbreaks Week, October 31st, 2006
According to a recently published study from England, "Aggregated movement data do not take into account the relative position of the units within a higher-level structure.
"Social network analysis (SNA) and graph theory provide a tool to organize and analyze relational data overcoming the limitations of standard methods where the position of individuals/observations does not affect the result of the analysis."
"Some recorded movements of cattle and sheep during the initial phase of the 2001 foot and mouth disease...
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