共 49 条
[1]
ANDREWS BE, 1987, Q J MED, V62, P195
[4]
*DEP HLTH, 1992, IMM INF DIS, P100
[6]
Fedson DS, 1994, VACCINES, P517
[8]
ANTIBIOTIC-RESISTANT PNEUMOCOCCAL DISEASE IN SOUTH-AFRICAN CHILDREN
[J].
AMERICAN JOURNAL OF DISEASES OF CHILDREN,
1992, 146 (08)
:920-923
[9]
GEORGE RC, 1992, CDR REV, V2, P37