_variable.html'>input_variable</a></span><span class='op'>(</span><span class='st'>"dose"</span><span class='op'>)</span> <span class='op'>+</span>
  <span class='fu'><a href='prm_log_normal.html'>prm_log_normal</a></span><span class='op'>(</span><span class='st'>"emax"</span>, median <span class='op'>=</span> <span class='fl'>10</span>, var_log <span class='op'>=</span> <span class='fl'>0.09</span><span class='op'>)</span> <span class='op'>+</span>
  <span class='fu'><a href='prm_log_normal.html'>prm_log_n