2.5(top 20%)
impact factor
22.3K(top 1%)
papers
565.3K(top 1%)
citations
227(top 1%)
h-index
2.6(top 20%)
impact factor
28.2K
all documents
588.0K
doc citations
322(top 1%)
g-index
The graph shows the changes in the impact factor of ^ and its corresponding percentile fo
if-computation
This graph shows how the impact factor of BJOG: an International Journal of Obstetrics and Gynaecology is computed. The left axis depicts the number of papers published in years X-1 and X-2, and the right axis displays their citations in year X.