共 41 条
[1]
ALMOND JW, 1990, B WORLD HEALTH ORGAN, V68, P545
[2]
ANDRUS JK, 1990, 8 M TECH ADV GROUP E
[3]
*COMM DIS CENT, 1964, 283 REP
[4]
CRUZ RR, 1984, REV INFECT DIS, V6, pS408
[5]
*CTR DIS CONTR, 1982, POL SURV SUMM 1980
[6]
*CTR DIS CONTR, 1979, POL SURV SUMM 1979
[7]
DASILVA EE, 1991, IN PRESS INTERVIROLO
[8]
DECOTO EML, 1984, REV INFECT DIS, V6, pS442
[10]
DEQUADROS CA, 1989, AM TAKE LEAD