Sleep and Biological Rhythms is the 51st out of 90 Psychobiology journals. This Journal is the 200th out of 409 Physiology journals. This Journal is the 220th out of 359 Clinical Neurology journals. This Journal is the 272nd out of 460 Neurology journals. This Journal is the 669th out of 2,014 Psychology journals. This Journal is the 2276th out of 5,258 Biology journals. This Journal is the 2907th out of 18,687 Social Sciences journals. This means the journal is among the top 16% in the science branch of Social Sciences. This Journal is the 3499th out of 8,993 Life Sciences journals. This Journal is the 4604th out of 14,350 Health Sciences journals.
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.