mation for <code>hr1</code> in terms of number of events</p></dd>


<dt id="arg-id-">id2<a class="anchor" aria-label="anchor" href="#arg-id-"></a></dt>
<dd><p>amount of information for <code>hr2</code> in terms of number of events</p></dd>


<dt id="arg-case">case<a class="anchor" aria-label="anchor" href="#arg-case"></a></dt>
<dd><p>choose case: "at least 1, 2 or 3 significant trials needed for approval"</p></dd>


<dt id="arg-size">size<a class="anchor" aria-label="anchor" href="#arg-size"></a></dt>
<dd><