ist</span>
<span class="sd">        :return: Nothing</span>
<span class="sd">        :rtype: None</span>

<span class="sd">        &quot;&quot;&quot;</span>

        <span class="k">for</span> <span class="n">event_time</span><span class="p">,</span> <span class="n">recruitment_time</span> <span class="ow">in</span> <span class="n">cases</span><span class="p">:</span>
            <span class="bp">self</span><span class="o">.</span><span class="n">_times_to_event</span><span class="o">.</span><span class="n"