TREASURY DEPARTMENT. 
Public Health and Marine-Hospital Service of the United States. 
Walter Wyman, Surgeon-General. 
HYGIENIC LABORATORY. — BULLETIN No. 32. 
INI. J. ROSENAU, Director. 
October, 1906. 
A STOMACH LESION IN GUINEA PIGS CAUSED 
BY DIPHTHERIA TOXINE 
AND ITS BEARING UPON 
' EXPERIMENTAL GASTRIC ULCER. 
BY 
NT. J. ROSENAU 
n 
AND 
JOHN IX ANDERSON. 
WASHINGTON : 
\ 
GOVERNMENT PRINTING OFFICE. 
1 9 0 6 . 
