Referral bias in elderly patients.
Schneider
A J
AJ
Derr
J
J
D000046:Academic Medical Centers; D000368:Aged; D000369:Aged, 80 and over; D015982:Bias; D006801:Humans; D008910:Minnesota; D011379:Prognosis; D012017:Referral and Consultation; D012307:Risk Factors; D013514:Surgical Procedures, Operative / Q000401:mortality