Impact factor

The 2006 impact factor for Nature Reviews Microbiology is 15.845, according to the ISI Journal Citation Reports. This makes Nature Reviews Microbiology the number one monthly review journal in the field of microbiology.

The 2006 impact factor represents the number of citations in 2006 of papers published in 2004 and 2005, divided by the total number of citable papers published in 2004 and 2005. A more detailed explanation of impact factors appears on the ISI web site.