lass="cn">NULL</span>, value<span class="op">=</span><span class="cn">NULL</span>,</span>
<span>     est<span class="op">=</span><span class="cn">NULL</span>, parlabel<span class="op">=</span><span class="cn">NULL</span>, parindex<span class="op">=</span><span class="cn">NULL</span>, lower<span class="op">=</span><span class="cn">NULL</span>,</span>
<span>     upper<span class="op">=</span><span class="cn">NULL</span>, prior<span class="op">=</span><span class="cn">NULL</span>, prior_par1<span class="op">=<