rto-margin-sidebar" class="sidebar margin-sidebar">
        <nav id="TOC" role="doc-toc" class="toc-active">
    <h2 id="toc-title">Table of contents</h2>
   
  <ul>
  <li><a href="#pathways" id="toc-pathways" class="nav-link active" data-scroll-target="#pathways">Pathways</a></li>
  <li><a href="#blocking-correlating-and-non-correlating-pathways-using-covariates" id="toc-blocking-correlating-and-non-correlating-pathways-using-covariates" class="nav-link" data-scroll-target="#blocking-correlating-and-non-co