There seems to be a new way to diagnose milk allergy in infants. A summary can be found in http://www.diagnosticimaging.com. The abstract of the scientific article is at the American Journal of Roentgenology: http://www.ajronline.org/cgi/content/abstract/196/6/W817 The Diagnostic Imaging article's title and author: Doppler Ultrasound Spots Milk Allergy in Babies By Todd Neff | June 15, 2011 Interesting, --Beth Kevles Webmaster, Eating without Casein http://web.mit.edu/kevles/www/nomilk.html