共 15 条
[1]
BIBERFELD G, 1971, IMMUNOLOGICAL EPIDEM
[5]
KOSKINIEMI M, 1989, LANCET, V1, P31
[6]
LEINIKKI PO, 1978, J CLIN MICROBIOL, V8, P113
[7]
LERER RJ, 1973, PEDIATRICS, V52, P658
[8]
LIND K, 1979, ACTA MED SCAND, V205, P325
[10]
Pace N. R., 1985, ASM NEWS, V51, P4