Armstrong – Table of Contents

time to time during the progress of the work for conference. Upon completion of his
duties in LaPlata, he received about 3 weeks’ leave in May and early June 1919.
Interspersed with Armstrong’s frequent trips and occasional periods of leave were
the valuable teaching sessions spent with Dr. Frost learning the rudiments of
epidemiological investigation. In his autobiography (7), he credits Dr. Frost with
stimulating his interest in the value of epidemiology in the study of infectious diseases,
and Armstrong applied well the epidemiology lessons he learned in many of his future
investigations.