Cataract surgery in the early years of the Canadian Ophthalmological Society.
Shirley
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D002170:Canada; D002387:Cataract Extraction / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009885:Ophthalmology / Q000266:history*; D012955:Societies, Medical / Q000266:history*