Molecular characterization of an operon required for pertussis toxin secretion.
Proc Natl Acad Sci U S A. 1993 Apr 1;90(7):2970-4. doi: 10.1073/pnas.90.7.2970.
Proc Natl Acad Sci U S A. 1993.
PMID: 8464913
Free PMC article.