The graph shows the changes in the impact factor of Journal of the National Cancer Institute 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 Journal of the National Cancer Institute?
Journal of the National Cancer Institute is the 27th out of 471 Oncology journals. This means the journal is among the top 6% in the discipline of Oncology. This Journal is the 214th out of 14,350 Health Sciences journals. This means the journal is among the top 2% in the science branch of Health Sciences. This Journal is the 236th out of 8,993 Life Sciences journals. This means the journal is among the top 3% 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.