7170
Around 1853 , his focus turned to ophthalmology , of which he was the author numerous articles on glaucoma , iridectomy , accommodation , retinal haemorrhage and treatment of diseases of the lachrymal passages .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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