6.1(top 5%)
impact factor
22.8K(top 1%)
papers
427.9K(top 1%)
citations
261(top 1%)
h-index
6.9(top 5%)
extended IF
41.6K
all documents
490.4K
doc citations
488(top 1%)
g-index
impact-factor
The graph shows the changes in the impact factor of BMJ, The 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.