INFECTION, IMMUNITY 



AND 



SERUM THERAPY 



In Relation to the Infectious Diseases 

 of Man 



Bv 

 H. T. RlCKETTS, M.D. 



LATE ASSISTANT PROFESSOR OF PATHOLOGY, UNIVERSITY OF CHICAGO 



SECOND EDITION 



Revised and Enlarged by the Author and by Geo. F. Dick, M.D., 



Instructor in Pathology, University of Chicago, with 



Preface by Ludvig Hektoen, M.D, 



CHICAGO 



AMERICAN MEDICAL ASSOCIATION PRESS 

 535 DEARBORN AVENUE 



I9II 



