On 21/01/2015 4:37 AM, Peter Edwards wrote: > So where were the controls? Is it possible to draw any valid > conclusions at all from the study? Doesn't sound like it. Geoff Manning *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html