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Researcher · Korea University · South Korea

Jai Hyun Choi

Jai Hyun Choi publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Epidemiology, on topics such as Helicobacter pylori-related gastroenterology studies, Colorectal Cancer Screening and Detection and Gastric Cancer Management and Outcomes.

OpenAlex
World rank
#6,058,911
of 7,710,434 ranked researchers
Rank in South Korea
#115,638
of 162,609
Works
128
Citations
1.8k
Citations per work
14.3
h-index
21
i10-index 42Top 15% in Surgery
Jai Hyun Choi

What does Jai Hyun Choi research?

Jai Hyun Choi's work is mostly in Medicine (72%).

Health Sciences: 92 works · 71.7% of their workMedicine: 92 works · 71.7% of their workSurgery: 33 works · 26.0% of their workPulmonary and Respiratory Medicine: 14 works · 10.6% of their workEpidemiology: 13 works · 10.0% of their workOncology: 13 works · 10.0% of their workGastroenterology: 10 works · 8.2% of their workHepatology: 9 works · 6.9% of their workEverything else: 36 works · 28.3% of their workTHEIR WORKJai Hyun Choi128works
Health Sciences72%

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. Medicine9271.7%
  2. Everything else3628.3%
  1. 1Surgery26% of their works
  2. 2Pulmonary and Respiratory Medicine11% of their works
  3. 3Epidemiology10% of their works
  4. 4Oncology10% of their works
  5. 5Gastroenterology8% of their works
  6. 6Hepatology7% of their works

Research topics

Which keywords describe Jai Hyun Choi's research?

The keywords of their largest research topics: Gastric Cancer, Prevention, Helicobacter pylori, Inflammation, Chemotherapy, Colorectal Cancer, Endoscopic Resection and Screening.

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.

All 18 words, with their numbers
  1. Gastric Cancer432 topics
  2. Prevention432 topics
  3. Helicobacter pylori241 topic
  4. Inflammation241 topic
  5. Chemotherapy191 topic
  6. Colorectal Cancer191 topic
  7. Endoscopic Resection191 topic
  8. Screening191 topic
  9. Capsule Endoscopy111 topic
  10. Collagenous Colitis111 topic
  11. Hepatic Encephalopathy111 topic
  12. Liver Cirrhosis111 topic
  13. Microscopic Colitis111 topic
  14. Upper Gastrointestinal Bleeding111 topic
  15. Intussusception101 topic
  16. Meckel's Diverticulum101 topic
  17. NAFLD101 topic
  18. NASH101 topic

Where does Jai Hyun Choi work?

Jai Hyun Choi's main affiliation in the publication record is Korea University, South Korea.

How many publications and citations does Jai Hyun Choi have?

OpenAlex counts 128 works and 1,835 citations for Jai Hyun Choi, an h-index of 21, ranking #6,058,911 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised 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 Jai Hyun Choi

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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