共 12 条
[2]
DAUM RS, 1995, 35 INT C ANT AG CHEM
[3]
DUCHIN J, 1993, 33 INT C ANT AG CHEM
[4]
EPIDEMIOLOGY OF INVASIVE PNEUMOCOCCAL INFECTIONS IN CHILDREN IN FINLAND
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1992, 268 (23)
:3323-3327
[9]
MAKELA PH, 1983, SCAND J INFECT DIS, P34