Cryo extraction of senile cataracts: a modified approach.
D000368:Aged; D002387:Cataract Extraction / Q000009:adverse effects; D002918:Chymotrypsin; D003452:Cryosurgery / Q000009:adverse effects; D006801:Humans; D008722:Methods; D011182:Postoperative Care
D002918:Chymotrypsin