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<span class="fu"><a href="https://satijalab.org/seurat/reference/DoHeatmap.html">DoHeatmap</a></span><span class="op">(</span><span class="va">kidney.small</span>, features <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/unique.html">unique</a></span><span c