@article{article, title  = {{Nontypeable Haemophilus influenzae in carriage and disease: a difference in IgA1 protease activity levels.}},

 url = {{}},

 year = {{2002}},

 month = {{4}},

 author = {{Vitovski S and Dunkin KT and Howard AJ and Sayers JR}},

 doi = {{10.1001/jama.287.13.1699}},

 volume = {{287}},

 journal = {{JAMA}},

 issue = {{13}},

 pages = {{1699-1705}},

 note = {{Accessed on 2024/09/20}}}