now now, don't confuse the media/medical duo for "science"... Linus Pauling always had something humorous and thoughtful to say about medical doctors dabbling in 'scientific studies'. --=20 There's no .sig like the present --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .