The graph shows the changes in the impact factor of Japanese Journal of Ophthalmology 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 Ophthalmology?
Japanese Journal of Ophthalmology is the 31st out of 143 Ophthalmology journals. This Journal is the 2716th out of 14,350 Health Sciences journals. This means the journal is among the top 19% in the science branch of Health 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.
