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Researcher · Pontificia Universidad Católica de Chile · Chile

Andrés O'Brien S

Andrés O'Brien S publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Gastroenterology, on topics such as Gastrointestinal disorders and treatments, Gastrointestinal Tumor Research and Treatment and Pancreatic and Hepatic Oncology Research.

OpenAlex
World rank
#6,844,639
of 7,710,434 ranked researchers
Rank in Chile
#18,214
of 20,642
Works
16
Citations
72
Citations per work
4.5
h-index
5
i10-index 2Top 83% in Surgery
Andrés O'Brien S

What does Andrés O'Brien S research?

Andrés O'Brien S's work is mostly in Medicine (78%), Business, Management and Accounting (5%).

Health Sciences: 12 works · 77.5% of their workMedicine: 12 works · 77.5% of their workSurgery: 8 works · 50.0% of their workPulmonary and Respiratory Medicine: 2 works · 10.0% of their workGastroenterology: 1 works · 7.5% of their workEpidemiology: 1 works · 5.0% of their workOncology: 1 works · 5.0% of their workEverything else: 3 works · 17.5% of their workSocial Sciences: 1 works · 5.0% of their workBusiness, Management and Accounting: 1 works · 5.0% of their workAccounting: 1 works · 5.0% of their workTHEIR WORKAndrés O'Brien S16works
Health Sciences78%Social Sciences5%

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. Medicine1277.5%
  2. Everything else317.5%
    1. Business, Management and Accounting15.0%
  1. 1Surgery50% of their works
  2. 2Pulmonary and Respiratory Medicine10% of their works
  3. 3Gastroenterology8% of their works
  4. 4Oncology5% of their works
  5. 5Accounting5% of their works
  6. 6Epidemiology5% of their works

Research topics

Which keywords describe Andrés O'Brien S's research?

The keywords of their largest research topics: Epidemiology, Intussusception, Meckel's Diverticulum, Imatinib Mesylate, Sunitinib, Tumor Microenvironment, International Financial Reporting Standards and Intestinal Malrotation.

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. Epidemiology72 topics
  2. Intussusception61 topic
  3. Meckel's Diverticulum61 topic
  4. Imatinib Mesylate31 topic
  5. Sunitinib31 topic
  6. Tumor Microenvironment32 topics
  7. International Financial Reporting Standards21 topic
  8. Intestinal Malrotation21 topic
  9. Pancreatic Cancer21 topic
  10. Pyloric Stenosis21 topic
  11. Surgical Complications21 topic
  12. Sustainability Accounting21 topic
  13. HIF-111 topic
  14. Matrix-Assisted Laser Desorption Ionization-Time of Flight Mass Spectrometry11 topic
  15. Microorganism Identification11 topic
  16. Sepsis11 topic
  17. Septic Shock11 topic
  18. Warburg Effect11 topic

Where does Andrés O'Brien S work?

Andrés O'Brien S's main affiliation in the publication record is Pontificia Universidad Católica de Chile, Chile.

How many publications and citations does Andrés O'Brien S have?

OpenAlex counts 16 works and 72 citations for Andrés O'Brien S, an h-index of 5, ranking #6,844,639 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.

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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