TY  - RPRT
TI  - Nature abhors vacuum, but public health is loving it: the sustained decrease in the rate of invasive Haemophilus influenzae disease.
AU  - Jay C Butler
PY  - 2005
DO  - 10.1086/428064
UR  - https://pubmed.ncbi.nlm.nih.gov/15736016/
ID  - 15736016
ER  -