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Researcher · Ersta sjukhus · Sweden

Jan Ulfberg

Jan Ulfberg publishes mostly in Physiology, Endocrine and Autonomic Systems and Experimental and Cognitive Psychology, on topics such as Obstructive Sleep Apnea Research, Neuroscience of respiration and sleep and Circadian rhythm and melatonin.

OpenAlex
World rank
#5,048,245
of 7,710,434 ranked researchers
Rank in Sweden
#57,935
of 71,437
Works
19
Citations
441
Citations per work
23.2
h-index
10
i10-index 10Top 61% in Physiology (Medicine)
Jan Ulfberg

What does Jan Ulfberg research?

Jan Ulfberg's work is mostly in Medicine (40%), Neuroscience (18%), Psychology (10%).

Health Sciences: 9 works · 47.5% of their workMedicine: 8 works · 40.0% of their workPhysiology: 5 works · 27.5% of their workPulmonary and Respiratory Medicine: 1 works · 7.5% of their workEpidemiology: 1 works · 5.0% of their workHealth Professions: 1 works · 7.5% of their workGeneral Health Professions: 1 works · 7.5% of their workEverything else: 5 works · 25.0% of their workLife Sciences: 3 works · 17.5% of their workNeuroscience: 3 works · 17.5% of their workEndocrine and Autonomic Systems: 3 works · 17.5% of their workSocial Sciences: 2 works · 10.0% of their workPsychology: 2 works · 10.0% of their workExperimental and Cognitive Psychology: 2 works · 10.0% of their workTHEIR WORKJan Ulfberg19works
Life Sciences18%Health Sciences48%Social Sciences10%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Medicine840.0%
    2. Health Professions17.5%
  2. Everything else525.0%
    1. Neuroscience317.5%
    1. Psychology210.0%
  1. 1Physiology28% of their works
  2. 2Endocrine and Autonomic Systems18% of their works
  3. 3Experimental and Cognitive Psychology10% of their works
  4. 4General Health Professions8% of their works
  5. 5Pulmonary and Respiratory Medicine8% of their works
  6. 6Epidemiology5% of their works

Research topics

Which keywords describe Jan Ulfberg's research?

The keywords of their largest research topics: Epidemiology, Obstructive Sleep Apnea, Sleep-Disordered Breathing, Quality of Life, Central Chemoreception, Oxidative Stress, Respiratory Rhythm and Circadian Clock.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 19 words, with their numbers
  1. Epidemiology143 topics
  2. Obstructive Sleep Apnea91 topic
  3. Sleep-Disordered Breathing91 topic
  4. Quality of Life52 topics
  5. Central Chemoreception41 topic
  6. Oxidative Stress42 topics
  7. Respiratory Rhythm41 topic
  8. Circadian Clock31 topic
  9. Cryptogenic Stroke31 topic
  10. Insomnia31 topic
  11. Melatonin31 topic
  12. Patent Foramen Ovale31 topic
  13. Salutogenesis31 topic
  14. Sense of Coherence31 topic
  15. Sleep Duration31 topic
  16. Diagnostic Criteria21 topic
  17. Restless Legs Syndrome21 topic
  18. Cytokines11 topic
  19. Neuroinflammation11 topic

Where does Jan Ulfberg work?

Jan Ulfberg's main affiliation in the publication record is Ersta sjukhus, Sweden.

How many publications and citations does Jan Ulfberg have?

OpenAlex counts 19 works and 441 citations for Jan Ulfberg, an h-index of 10, ranking #5,048,245 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Other researchers named Jan Ulfberg

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