="external-link">c</a></span><span class="op">(</span><span class="st">"bili"</span>,<span class="st">"chol"</span>,<span class="st">"copper"</span>,<span class="st">"alk.phos"</span>,<span class="st">"trig"</span><span class="op">)</span>,</span>
<span class="r-in">      exact <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"status"</span>,<span class="st">"stage"</span><span class="op">)</span>, 