[Characteristics of colon polyps in the aged].
Zhao
D H
DH
Zhang
Z Q
ZQ
Qi
X L
XL
D000368:Aged; D000369:Aged, 80 and over; D002681:China; D003111:Colonic Polyps / Q000453:epidemiology / Q000473:pathology*; D006801:Humans; D008875:Middle Aged