<OL>

<LI> <A NAME="liu:mmvr96">
<A HREF="ftp://vis-ftp.cs.umass.edu:21/Papers/liu/mmvr96.ps.gz"><B>{CAD
  Modeling of the Birth Process: II}</B></A>.<BR>
Y.~Liu and M.~Scudder.<BR>
In <I>Medicine Meets Virtual Reality IV</I>. San Diego, CA, 1995.<BR><BR>

<LI> <A NAME="liu:mmvr95">
<A HREF="ftp://vis-ftp.cs.umass.edu/Papers/liu/mmvr95.ps.gz"><B>{CAD Modeling
  of the Birth Process: A Preliminary Report}</B></A>.<BR>
Y.~Liu, M.~Scudder, and M.~Gimovsky.<BR>
In <I>Medicine Meets Virtual Reality</I>. San Diego, CA, 1995.<BR><BR>

</OL>
