n11306920
| type | n |
| lex_filenum | 18 |
| def | Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1834-1908) |
| Outgoing links | |
| Instance Hypernym | ophthalmologist, eye doctor, oculist |
| Incoming links | |
| Instance Hyponym | ophthalmologist, eye doctor, oculist |
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