共 24 条
[3]
CDC, 2001, Morbidity and Mortality Weekly Report, V50, P1
[4]
*CDCP, 2000, MMWR-MORBID MORTAL W, V49, P529
[5]
*CDCP, 2003, MMWR-MORBID MORTAL W, V52, P329
[6]
Chow S-C., 1992, DESIGN ANAL BIOAVAIL
[8]
Fureman I, 1997, AIDS EDUC PREV, V9, P330