1. Pioneers and milestones
Murray Dworetzky, MD, Sheldon G. Cohen, MD, Editors 
Journal of Allergy and Clinical Immunology 
Volume 109, Issue 4, Pages (April 2002)
DOI: /mai
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2. Clemens von Pirquet, MD (1874-1929)
Clemens von Pirquet, MD ( ). (Courtesy of the National Library of Medicine)
Journal of Allergy and Clinical Immunology  , DOI: ( /mai )
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3. Fig. 1
Clemens von Pirquet with pediatric patients in the tuberculosis sanatorium on the roof of the Kinderklinik. (Courtesy of the National Library of Medicine)
Journal of Allergy and Clinical Immunology  , DOI: ( /mai )
Copyright © 2002 Mosby, Inc. Terms and Conditions

4. Table. 1
The later appearance of serum disease following first injection as compared with reinjection of serum.4
Journal of Allergy and Clinical Immunology  , DOI: ( /mai )
Copyright © 2002 Mosby, Inc. Terms and Conditions

5. Fig. 2
Time delay for development of antibody following horse serum injection in both rabbit and man.
Journal of Allergy and Clinical Immunology  , DOI: ( /mai )
Copyright © 2002 Mosby, Inc. Terms and Conditions