共 28 条
[1]
BALL K, 1993, INVEST OPHTH VIS SCI, V34, P3110
[2]
Cameron AC, 1998, Regression Analysis of Count Data
[4]
Dee TS, 2001, J POLICY ANAL MANAG, V20, P111, DOI 10.1002/1520-6688(200124)20:1<111::AID-PAM1006>3.3.CO
[5]
2-R
[6]
DeMaria E J, 1993, Clin Geriatr Med, V9, P461