<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1431179591233_3858">Hello everyone:</div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr">I am confused about how to measure the pulse pile-up for a PET using Gate, Is there anyone who can help me, Thanks a lot!</div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr"><br></div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr"><br></div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr"><br></div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr">--Xidian University </div><div id="yui_3_16_0_1_1431179591233_3858" dir="ltr">--Chunhui Zhang</div><div id="yui_3_16_0_1_1431179591233_3858" class="" style=""> </div></div></body></html>