共 9 条
[3]
Sharkness C M, 1998, Fam Med, V30, P727
[4]
Smith A, 2001, Commun Dis Public Health, V4, P273
[6]
Taylor JA, 1997, PEDIATRICS, V99, P209
[7]
*US DEP HHS, 2000, HLTH POEPL 2010
[8]
Zimmerman RK, 1998, ARCH PEDIAT ADOL MED, V152, P12