The graph shows the changes in the impact factor of Circulation and its the corresponding percentile for the sake of comparison with the entire literature. Impact Factor is the most common scientometric index, which is defined by the number of citations of papers in two preceding years divided by the number of papers published in those years.
How Influential is Circulation?
Circulation is the 1st out of 4 Angiology journals. This Journal is the 5th out of 409 Physiology journals. This means the journal is among the top 2% in the sub-discipline of Physiology. This Journal is the 57th out of 5,258 Biology journals. This means the journal is among the top 2% in the discipline of Biology. This Journal is the 67th out of 14,350 Health Sciences journals. This means the journal is among the top 1% in the science branch of Health Sciences. This Journal is the 73rd out of 8,993 Life Sciences journals. This means the journal is among the top 1% in the science branch of Life Sciences.
How are inpact factors calculated?
The impact factor (IF) is calculated by counting citations from peer-reviewed journals only.
extended IF also counts citations from books and conference papers. However, no patent, abstract, working papers, online documents, etc., are covered.
