The British Medical Journal and Koch's secret remedy.
Dubb
A
A
D005858:Germany; D049711:History, Modern 1601-; D010506:Periodicals as Topic / Q000266:history*; D013812:Therapeutics / Q000266:history*; D014373:Tuberculin / Q000266:history*; D014376:Tuberculosis / Q000266:history*; D006113:United Kingdom
D014373:Tuberculin