Thanks, I did get the reference article <A
HREF="http://www.aium.org/Journals/96jum/06-96.htm">June 96 JUM Abstract</A>
I was after from another member of the flownet. I was having just this
discussion - being able to elicit a response in the ica and eca- and KNEW
there was something published on it. Thanks to everyone for all the help!