共 10 条
[2]
EHLING LR, 1989, BORDER HLTH, V5, P11
[4]
TABER LH, 1975, PROG CLIN BIOL RES, V3, P183
[5]
THOMAS EW, 1949, SYPHILIS
[6]
1989, MMWR, V38, P10
[7]
1988, MMWR, V37
[8]
1989, MMWR, V38, P825
[9]
1986, MMWR, V35, P625
[10]
1988, MMWR, V37, P1