Laparoscopic cholecystectomy in older Medicare patients.
Bratzler
D W
DW
Murray
C K
CK
D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D002763:Cholecystectomy; D017081:Cholecystectomy, Laparoscopic; D005260:Female; D006302:Health Services Research; D006801:Humans; D008297:Male; D006278:Medicare; D009825:Oklahoma; D012107:Research Design; D014481:United States