To the Editor:
—At the invitation of the German committee for this investigation, a similar committee has been formed in this country, consisting of Drs. George Brewer, Warren Coleman, Max Einhorn, James Ewing, J. M. T. Finney, Arpad G. Gerster, John C. Hemmeter, Frederic Kammerer, J. Kaufmann, William J. Mayo, Willy Meyer, William Gerry Morgan, John B. Murphy, Franz Pfaff, William L. Rodman, Charles G. Stockton and John S. Thacher.
The German committee says:
"Any one who studies the clinical aspects of gastric ulcer in an unprejudiced manner will soon come to the conclusion that our knowledge of the gravest of all benign affections of the stomach is distressingly scanty. The nature of ulcer of the stomach has not yet been explained. Even if we have been successful in producing gastric ulcers experimentally, with all their characteristic signs, yet the etiology of gastric ulcer in man is practically unknown. The