The graph shows the changes in the impact factor of Japanese Journal of Gastroenterological Surgery 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 Japanese Journal of Gastroenterological Surgery?
Japanese Journal of Gastroenterological Surgery is the 116th out of 128 Gastroenterology journals. This Journal is the 499th out of 645 Surgery journals. This Journal is the 7526th out of 14,350 Health Sciences journals.
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.
