It was not all that long ago that they thought stomach ulcers were caused by stress, now they know their is a bacterial cause and treat with antibiotics so this would not be surprising
Let the eating of fried foods begin...!!!
Read the History section of the Wikipedia article on H. Pylori. I thought it was one Australian doctor but it was two. And...there were an Italian and a Pole who knew of such bacteria in the 1890s.
http://en.wikipedia.org/wiki/Helicobacter_pylori