an>, <span class="fu">Label</span><span class="op">(</span><span class="st">"HR"</span><span class="op">)</span><span class="op">)</span>, </span></span>
<span class="r-in"><span>       cex<span class="op">=</span><span class="fl">0.8</span><span class="op">)</span></span></span>
<span class="r-in"><span>  <span class="fu"><a href="https://rdrr.io/r/graphics/lines.html" class="external-link">lines</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/stats/lowess.html" class="extern