ACR Open Rheumatology is the 20th out of 73 Rheumatology journals. This Journal is the 1803rd out of 14,350 Health Sciences journals. This means the journal is among the top 13% 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.