The Korean Journal of Helicobacter and Upper Gastrointestinal Research
0.4(top 23%)
Impact Factor
0.4(top 23%)
extended IF
7(top 31%)
H-Index
361
authors
543
papers
449
citations
111
citing journals
309
citing authors
Selected Period:
The graph shows the changes in the impact factor of The Korean Journal of Helicobacter and Upper Gastrointestinal Research 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 The Korean Journal of Helicobacter and Upper Gastrointestinal Research?
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.
