pan class="op">(</span></span>
<span>  <span class="va">list.of.vcfs</span>,</span>
<span>  <span class="va">ref.genome</span>,</span>
<span>  num.of.cores <span class="op">=</span> <span class="fl">1</span>,</span>
<span>  trans.ranges <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  region <span class="op">=</span> <span class="st">"unknown"</span>,</span>
<span>  flag.mismatches <span class="op">=</span> <span class="fl">0</span>,</span>
<span>  return.annotated.vcfs <span class="op