Hiroyuki Koga
Hiroyuki Koga publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Electrical and Electronic Engineering, on topics such as Pediatric Hepatobiliary Diseases and Treatments, Intestinal Malrotation and Obstruction Disorders and Gallbladder and Bile Duct Disorders.
- World rank
- #1,100,945 of 1,633,909 ranked researchers
- Rank in Japan
- #64,390 of 114,622
- Works
- 37
- Citations
- 28
- Citations per work
- 0.8
What does Hiroyuki Koga research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Surgery50% of their works
- 2Pulmonary and Respiratory Medicine14% of their works
- 3Electrical and Electronic Engineering6% of their works
- 4Urology4% of their works
- 5Pediatrics, Perinatology and Child Health4% of their works
- 6Civil and Structural Engineering4% of their works
Research topics
Which keywords describe Hiroyuki Koga's research?
The keywords of their largest research topics: Congenital Anomalies, Alagille Syndrome, Biliary Atresia, Intestinal Malrotation, Pyloric Stenosis, Cholecystitis, ERCP and Endoscopic Stenting.
- Pediatric
- Intra-abdominal Hypertension
- Abdominal Compartment Syndrome
- Gastroschisis
- Endoscopic Stenting
- Cholecystitis
- Intestinal Malrotation
- Alagille Syndrome
- Congenital Anomalies
- Biliary Atresia
- Pyloric Stenosis
- ERCP
- Esophageal Perforation
- Omphalocele
- Hernia Repair
- Mesh Techniques
- Urinary Tract Infection
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 17 words, with their numbers
- Congenital Anomalies82 topics
- Alagille Syndrome61 topic
- Biliary Atresia61 topic
- Intestinal Malrotation51 topic
- Pyloric Stenosis51 topic
- Cholecystitis41 topic
- ERCP41 topic
- Endoscopic Stenting31 topic
- Esophageal Perforation31 topic
- Gastroschisis31 topic
- Omphalocele31 topic
- Abdominal Compartment Syndrome21 topic
- Hernia Repair21 topic
- Intra-abdominal Hypertension21 topic
- Mesh Techniques21 topic
- Pediatric21 topic
- Urinary Tract Infection21 topic
Where does Hiroyuki Koga work?
Hiroyuki Koga's main affiliation in the publication record is Juntendo University, Japan.
How many publications and citations does Hiroyuki Koga have?
Science Explorer counts 37 works and 28 citations for Hiroyuki Koga, ranking #1,100,945 of 1,633,909 researchers worldwide on the composite 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 Hiroyuki Koga
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