Display:

$\stackrel{\mathrm{\∞}}{\underset{0}{\∫}}\text{versus}\underset{0}{\overset{\mathrm{\∞}}{\∫}}$

Source:

<mrow>
     <mover>
          <munder>
               <mo> &int; </mo>
               <mn> 0 </mn>
          </munder>
          <mi> &infin; </mi>
     </mover>
     <mtext> versus </mtext>
     <munderover>
          <mo> &int; </mo>
          <mn> 0 </mn>
          <mi> &infin; </mi>
     </munderover>
</mrow>