| Date | 1884 |
| Author | Koch |
| Contribution | a. Published "Koch's Postulates" governing the proof of disease causation. |
| Reference | Brock |
| Notes | They had largely been anticipated by his mentor Henle. Brock believes they arose from his work on TB but had not guided that work. Even then, not set forth as formal scheme. See Loeffler, 1883. |
| Category | Causation |
| Pathogen Class | General |
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