lass="ref-description">
    <p>Data of the spatial locations and time of farms infected by veterinary foot-and-mouth disease
in the county of Cumbria, UK, over a course of nearly 250 days between February and August in 2001.
There are 410 infected farms (the cases), and 1866 uninfected farms (the controls). The data
have been jittered and randomly thinned by an unspecified amount to preserve anonymity.</p>
    </div>


    <div id="format">
    <h2>Format</h2>
    <p><code>fmd</code> is a named list with tw