Thank you very much for all that information. Let me digest it all
-- I may be back with further questions.

Gratefully,
Karen

At 01:08 PM 12/14/2008, you wrote:

It looks like the article is in PDF but I can't seem to find it, or the journal web site. Can you (or someone in Australia???) attach it to an email to me?

Likewise for the American article, but I may have better luck tracking it down.

Many thanks,
Karen

At 09:24 PM 12/13/2008, you wrote: