@article{Gradmann_2004,
title={A harmony of illusions: clinical and experimental testing of Robert Koch’s tuberculin 1890–1900},
volume={35},
ISSN={1369-8486},
url={http://dx.doi.org/10.1016/j.shpsc.2004.06.004},
DOI={10.1016/j.shpsc.2004.06.004},
number={3},
journal={Studies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences},
publisher={Elsevier BV},
author={Gradmann,
Christoph},
year={2004},
month=sep,
pages={465–481} }