| web | http://www.ncbi.nlm.nih.gov/pubmed/9286268 |
| author | Hammond BR Jr1, Johnson EJ |
| publication | Invest Ophthalmol Vis Sci |
| date | 1997-08-01 |
| web | Billy R. Hammond, Jr., Elizabe... | Investigative Ophthalmology & ... | 1997-08-01 |
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