[Natural history of sick sinus syndrome patients].
Zheng
Y C
YC
Wu
N
N
Fan
W
W
D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002304:Cardiac Pacing, Artificial; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D012804:Sick Sinus Syndrome / Q000401:mortality* / Q000628:therapy