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Researcher · Medizinische Hochschule Hannover · Germany

Karl J. Oldhafer

Karl J. Oldhafer publishes mostly in Surgery, Hepatology and Pulmonary and Respiratory Medicine, on topics such as Organ Transplantation Techniques and Outcomes, Hepatocellular Carcinoma Treatment and Prognosis and Liver Disease and Transplantation.

ORCID 0000-0002-4878-265X OpenAlex
World rank
#4,582,400
of 7,710,434 ranked researchers
Rank in Germany
#233,381
of 364,343
Works
54
Citations
790
Citations per work
14.6
h-index
14
i10-index 16Top 30% in Surgery
Karl J. Oldhafer

What does Karl J. Oldhafer research?

Karl J. Oldhafer's work is mostly in Medicine (75%).

Health Sciences: 41 works · 75.3% of their workMedicine: 41 works · 75.3% of their workSurgery: 16 works · 29.0% of their workHepatology: 10 works · 18.1% of their workPulmonary and Respiratory Medicine: 6 works · 11.6% of their workEpidemiology: 5 works · 9.4% of their workOncology: 2 works · 4.3% of their workTransplantation: 2 works · 2.9% of their workEverything else: 13 works · 24.7% of their workTHEIR WORKKarl J. Oldhafer54works
Health Sciences75%

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. Medicine4175.3%
  2. Everything else1324.7%
  1. 1Surgery29% of their works
  2. 2Hepatology18% of their works
  3. 3Pulmonary and Respiratory Medicine12% of their works
  4. 4Epidemiology9% of their works
  5. 5Oncology4% of their works
  6. 6Transplantation3% of their works

Research topics

Which keywords describe Karl J. Oldhafer's research?

The keywords of their largest research topics: Hepatocellular Carcinoma, Graft Survival, Ischemia-Reperfusion Injury, Liver Transplantation, Liver Cancer, Management, Hepatic Encephalopathy and Liver Cirrhosis.

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 18 words, with their numbers
  1. Hepatocellular Carcinoma223 topics
  2. Graft Survival202 topics
  3. Ischemia-Reperfusion Injury161 topic
  4. Liver Transplantation161 topic
  5. Liver Cancer131 topic
  6. Management131 topic
  7. Hepatic Encephalopathy91 topic
  8. Liver Cirrhosis91 topic
  9. Biliary Tract Cancer71 topic
  10. Cholangiocarcinoma71 topic
  11. NAFLD61 topic
  12. NASH61 topic
  13. Kidney Transplantation41 topic
  14. Renal Allograft41 topic
  15. Antiepileptic Drugs31 topic
  16. Chronic Hepatitis B31 topic
  17. Hepatitis B Virus31 topic
  18. Prenatal Exposure31 topic

Where does Karl J. Oldhafer work?

Karl J. Oldhafer's main affiliation in the publication record is Medizinische Hochschule Hannover, Germany.

How many publications and citations does Karl J. Oldhafer have?

OpenAlex counts 54 works and 790 citations for Karl J. Oldhafer, an h-index of 14, ranking #4,582,400 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 Karl J. Oldhafer

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