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Journal Bibliometric Report (2021)


The Journal Bibliometric Report is based on all publications in Medline/Pubmed that were cited by Medline/Pubmed publications in 2021.

Search for a journal name or select one of the fields listed in the table below.

Journal Name:


Field/Discipline Summary

Fields are based on the broad subject headings assigned to journals in NLM. For each field, the table below lists the number of journals cited in 2021 (Journals); the total number of times citable publications were cited in 2021 (Total Cites); the average number of times citable publications from 2019 and 2020 were cited by publications in 2021 (Impact Factor); the average number of times citable publications from 2016 through 2020 were cited by publications in 2021 (5-Year Impact); the average number of times citable publications from 2021 were cited by publications in 2021 (Immediacy Index); the number of citable publications in 2021 (Articles); and the median age in years of citable publications that were cited by publications in 2021 (Cited Half-Life). Citable publications are those whose Medline/Pubmed type is "Journal Article", which in general includes things like original research, meta-analysis, and reviews, but does not include editorials or letters. The data in the table below includes self-citations.

FieldJournalsTotal
Cites
Impact
Factor
5-Year
Impact
Immediacy
Index
ArticlesCited
HalfLife
Show
Journals
Acquired Immunodeficiency Syndrome49670502.1942.2600.68527836Details
Aerospace Medicine1935400.4180.4300.07727217Details
Allergy and Immunology28110455624.4844.1301.035239887Details
Anatomy70422250.9811.0880.330187913Details
Anesthesiology77901731.3821.3120.34047898Details
Anthropology1997530.7510.8090.21452911Details
Anti-Infective Agents271272473.5383.1480.83233227Details
Antineoplastic Agents19477121.7962.0280.47117257Details
Audiology38412610.9150.9920.204252211Details
Bacteriology21581022.4712.1300.882100215Details
Behavioral Sciences1102791731.8871.9870.595110748Details
Biochemistry35617710742.6492.5360.688561238Details
Biology30811329502.9282.8530.834497555Details
Biomedical Engineering1393833291.5471.5130.430312845Details
Biophysics964135581.5141.3220.389255097Details
Biotechnology1334917201.8341.8600.500311006Details
Botany523531302.6212.7490.69899288Details
Brain643633642.7282.6840.67092229Details
Cardiology2657322512.5602.4400.666267967Details
Cell Biology22315577285.1975.2381.282273897Details
Chemistry15310883641.7461.6400.492717466Details
Chemistry Techniques, Analytical531517721.1391.0460.299105957Details
Chemistry, Clinical11356523.4982.5880.7298349Details
Chiropractic220470.7861.1860.2265312Details
Clinical Laboratory Techniques451502413.2313.4390.81830848Details
Communicable Diseases894348754.7003.4261.838147595Details
Complementary Therapies47594811.2101.1000.23747766Details
Computational Biology392486013.0423.2601.07664368Details
Critical Care471460163.2192.8341.02537617Details
Dentistry4372766811.1881.2250.253151489Details
Dermatology961504001.2101.2420.30593628Details
Diagnostic Imaging1213365262.0972.0790.503153486Details
Disaster Medicine952931.2210.9740.2327295Details
Drug Therapy1132757893.1522.9210.82395686Details
Education75780071.1001.1380.30168647Details
Embryology431641312.9163.1960.683242210Details
Emergency Medicine49606981.2461.0940.33952316Details
Endocrinology1625411483.0993.0810.777136578Details
Environmental Health1715486441.3931.2970.366639255Details
Epidemiology862138772.3412.2960.74373208Details
Ethics76190330.7850.7330.25027536Details
Family Planning Services1543961.3131.2740.3411769Details
Forensic Sciences25133580.6800.6950.17912298Details
Gastroenterology1575484072.9422.9490.640165957Details
General Surgery3816025621.1601.2000.236380778Details
Genetics1324281823.3073.3750.802105707Details
Genetics, Medical803344673.4013.6820.90865857Details
Geriatrics1032553312.4972.4870.697112266Details
Gynecology1301822731.5191.4600.33592058Details
Health Services2261736941.4651.3800.421118537Details
Health Services Research1261749751.9162.0810.61176236Details
Hematology1163545462.9922.7400.889102547Details
Histocytochemistry18166281.2931.4750.38563111Details
Histology20357201.7902.1850.41710608Details
History of Medicine10755440.2260.2100.09315638Details
Hospitals65333281.6541.1510.47822837Details
Internal Medicine361639163.2522.7420.99855036Details
Jurisprudence99227760.6830.6430.20423327Details
Laboratory Animal Science11103501.1961.3230.3025208Details
Library Science411250.9781.5280.462786Details
Medical Informatics821542672.3332.0290.578110985Details
Medicine (General)75624558142.9092.5330.826924006Details
Metabolism1144512623.3553.4280.792114207Details
Microbiology2267821193.2563.1000.919229407Details
Military Medicine25127561.2240.8910.23212007Details
Molecular Biology29117647253.4713.4090.902554147Details
Nanotechnology292019251.9411.8170.500140764Details
Neoplasms34217759543.6913.7340.913410916Details
Nephrology761847362.5732.4450.59755138Details
Neurology46917613502.5712.7570.594458278Details
Neurosurgery511170481.1561.2500.21862679Details
Nuclear Medicine61774091.4341.4010.48944967Details
Nursing4821722940.7630.7480.224192077Details
Nutritional Sciences1635608062.1962.2840.536259106Details
Obstetrics1301651411.5131.4510.36687227Details
Occupational Medicine77420930.9960.9680.34927619Details
Ophthalmology1763343591.0531.1440.279204339Details
Orthodontics24196800.9170.9210.17095512Details
Orthopedics1293543421.4101.6020.242159649Details
Osteopathic Medicine29390.4510.4650.2641218Details
Otolaryngology87946361.1080.9840.25070058Details
Palliative Care21469651.4241.5730.28940666Details
Parasitology631180802.4732.1820.65644296Details
Pathology1792689032.1012.0220.48884328Details
Pediatrics2974678421.4521.4280.392253168Details
Perinatology47520351.2011.2980.26635327Details
Pharmacology3087523082.2982.2420.584265567Details
Pharmacy71442031.0601.0290.23339446Details
Photography6860.4290.2820.065315Details
Physical and Rehabilitation Medicine1001228121.2131.3490.30565358Details
Physics351084130.7700.6920.256115287Details
Physiology2316817482.2482.3030.5311837710Details
Podiatry624980.4580.5990.1373067Details
Primary Health Care49451591.0321.1350.30037277Details
Psychiatry3126142962.6322.4980.613203988Details
Psychology2815334761.7451.7950.4941953710Details
Psychopharmacology30816152.2122.4190.60121729Details
Psychophysiology672634422.3002.3110.53082338Details
Public Health3375385212.5502.2950.739393155Details
Pulmonary Medicine1583725122.6062.3550.793128937Details
Radiology1312665102.2541.9040.393115807Details
Radiotherapy28771442.0441.9810.40830458Details
Reproductive Medicine1141842201.6331.7700.37172709Details
Rheumatology691989862.7302.6900.84857778Details
Science8825202464.1283.7591.179619726Details
Sexually Transmitted Diseases39249441.2871.2520.32213967Details
Social Sciences971079221.4671.5260.56361638Details
Speech-Language Pathology31284490.7100.7280.156210812Details
Sports Medicine551796472.1002.3700.45357558Details
Statistics as Topic57785020.7930.8260.259436811Details
Substance-Related Disorders591019722.0482.1360.46743807Details
Technology611068891.1971.1260.391148984Details
Teratology950581.0241.1570.25316210Details
Therapeutics1182939112.5802.5120.626142895Details
Toxicology1422708151.2881.2580.306221016Details
Transplantation491246921.7851.7710.69050028Details
Traumatology871171661.1201.2140.24377267Details
Tropical Medicine791230411.9681.9570.52751947Details
Urology881489841.2011.2670.26387148Details
Vascular Diseases1896270942.5442.4610.600202957Details
Veterinary Medicine1762660601.1921.2310.331134159Details
Virology592787155.5424.0831.37670207Details
Vital Statistics223543215.0389.6986.6235472Details
Women's Health22178211.1691.2550.23315127Details
Zoology51961350.7780.8160.20774228Details
(All Fields)21053314092322.3582.2730.62614012247Details
Note: the data used by the tools on this page are derived from MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.