<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><DIV><DIV><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">Dear colleagues and friends,</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">With this message we open the period of deliberations of the Symposium.</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">This Forum will be the channel to which you may send all kinds of questions, opinions, replies, counter-replies, etc.</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">We hope that this new stage of the event will be enriching for all of us.</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">Cordially,</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">Sergio and Edgardo</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">-- </FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">Dr. Sergio Dubner</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">President of Scientific Committee</FONT></P><P class="MsoNormal"><FONT class="Apple-style-span" face="Arial">Dr. Edgardo Schapachnik</FONT></P><DIV class="MsoNormal"><FONT class="Apple-style-span" face="Arial">President of Steering Committee</FONT></DIV></DIV></DIV></BODY></HTML>