href="../articles/dgf.html">03 Different Guidance Functioning</a></li>
    <li><a class="dropdown-item" href="../articles/error_correction.html">04 Error Correction</a></li>
    <li><a class="dropdown-item" href="../articles/new_rater.html">05 Test New Raters</a></li>
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    <li><h6 class="dropdown-header" data-toc-skip>Old concepts</h6></li>
    <li><a class="dropdown-item" href="../articles/vig_Iota_1.html">Old 01 How to use Iota1</a></li>
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