Impact factor
Impact factor
The 2008 impact factor for Nature Reviews Drug Discovery is 28.690, according to the ISI Journal Citation Reports. This makes Nature Reviews Drug Discovery the number one journal in both of the ISI categories it is assigned to: "Pharmacology and Pharmacy" (1/216) and "Biotechnology and Applied Microbiology" (1/144).
The 2008 impact factor represents the number of citations in 2008 of papers published in 2006 and 2007, divided by the total number of citable papers published in 2006 and 2007. A more detailed explanation of impact factors appears on the ISI web site.
