HILL, H F Technique of cataract extraction with alphachymotrypsin. [electronic resource] - Archives of ophthalmology (Chicago, Ill. : 1960) Oct 1960 - 601-5 p. digital Publication Type: Journal Article ISSN: 0003-9950 Standard No.: 10.1001/archopht.1960.01840010603019 doi Subjects--Topical Terms: Cataract ExtractionChymotrypsin--therapy