The graph shows the changes in the impact factor of Medical Letter on Drugs and Therapeutics 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 Medical Letter on Drugs and Therapeutics?
Medical Letter on Drugs and Therapeutics is the 243rd out of 1,169 Pharmacology journals. This Journal is the 1483rd out of 8,993 Life Sciences journals. This means the journal is among the top 17% in the science branch of Life Sciences. This Journal is the 1633rd out of 14,350 Health Sciences journals. This means the journal is among the top 12% 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.
