National survery on the facility of cataract extraction, operative and immediate postoperative complications.
D001699:Biometry; D002387:Cataract Extraction / Q000706:statistics & numerical data*; D002918:Chymotrypsin; D006801:Humans; D011183:Postoperative Complications
D002918:Chymotrypsin
CATARACT EXTRACTION/statistics; CHYMOTRYPSINS