共 18 条
- [2] HEMOPHILUS-INFLUENZAE TYPE-B DISEASE - INCIDENCE IN A DAY-CARE-CENTER [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1977, 238 (07): : 604 - 607
- [7] JACOBSON JA, 1976, PEDIATRICS, V58, P388
- [8] KAHN W, 1974, JAMA-J AM MED ASSOC, V229, P298
- [9] KILIAN M, 1972, ACTA PATHOLOG MICROB, VB 80, P571