| Date | 1895 |
| Author | Danielssen |
| Contribution | Continued to believe, until his death in this year, that leprosy is hereditary. |
| Reference | Anon. |
| Notes | This entry is included as an example of opposition to germ theory at the end of the 19th century; (also, Virchow). See 1847. |
| Category | Miscellany |
| Pathogen Class | General |
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