17.0(top 1%)
impact factor
226.6K(top 0.1%)
papers
5.5M(top 0.1%)
citations
845(top 0.1%)
h-index
18.1(top 1%)
extended IF
295.7K
all documents
5.7M
doc citations
1.4K(top 0.1%)
g-index
impact-factor
The graph shows the changes in the impact factor of JAMA - Journal of the American Medical Association and its 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.