BioMed Central journals have some impressive impact 
factors: Molecular Pain is one of the leading journals in 
Anesthesiology and Pain Medicine with an impact factor of 
4.13; Malaria Journal is no. 1 in the field of Tropical 
Medicine while Retrovirology is 5th of 25 journals in the 
Virology category. This year BioMed Central has 8 journals 
above 4.0 and 17 greater than 3.0.

PLoS journals are doing well also:
"	PLoS Biology - 13.5 
"	PLoS Medicine - 12.6 
"	PLoS Computational Biology - 6.2 
"	PLoS Genetics - 8.7 
"	PLoS Pathogens - 9.3 
These journals are firmly established as top-flight open-
access general interest journals.