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Hospital / health system · Leiden · Netherlands

Willem-Alexander Kinderziekenhuis

lumc.nl/org/wakzROR OpenAlex
Research works
114
◆ 1% vs 2013–17
Citations
1.9k
16.7 per fractional work
Top-10% rate
25.0%
record average 16.5%
Open access
41%
world 28%

Not ranked overall: Willem-Alexander Kinderziekenhuis is under the volume floor below which an excellence rate is noise. Not ranked is not the same as ranked last.

What does Willem-Alexander Kinderziekenhuis specialise in?

Where its research is concentrated relative to its size: Medicine takes 3.5× the share of its output that it takes of world research.

  1. MedicineField · 20.2 works3.5×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.12× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 2.15× its world share, 4 worksBiochemistry, Geneti…Immunology and Microbiology: 3.35× its world share, 1 worksImmunology and Micro…Neuroscience: 0.78× its world share, 0 worksNeuroscienceChemistry: 0.10× its world share, 0 worksChemistryComputer Science: 0.14× its world share, 0 worksComputer ScienceEngineering: 0.14× its world share, 1 worksEngineeringEnvironmental Science: 0.12× its world share, 0 worksEnvironmental ScienceHealth Professions: 1.77× its world share, 1 worksHealth ProfessionsMedicine: 3.48× its world share, 20 worksMedicineNursing: 1.34× its world share, 0 worksNursingPsychology: 1.03× its world share, 1 worksPsychologySocial Sciences: 0.32× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 3.5×. Every wedge is a field page.

Who are the top researchers at Willem-Alexander Kinderziekenhuis?

Ranked on the composite score, Anton C. de Groot and Richard Fenigsen lead among researchers whose main affiliation is Willem-Alexander Kinderziekenhuis.

  1. 1 Anton C. de Groot Netherlands · #983,634 worldwide 79 citations · 268 works
  2. 2 Richard Fenigsen Netherlands · #1,012,371 worldwide 5 citations · 18 works
All ranked researchers at Willem-Alexander Kinderziekenhuis

Which keywords describe research at Willem-Alexander Kinderziekenhuis?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Neurodevelopmental Outcomes, Preterm Infants, Pulmonary Hypertension, Prenatal Diagnosis, Maternal Mortality, Assisted Reproductive Technology, In Vitro Fertilization and Bronchopulmonary Dysplasia.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 17 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 17 words, with their numbers
  1. Neurodevelopmental Outcomes2▲ 35×5 topics
  2. Epidemiology2▲ 1.59×19 topics
  3. Preterm Infants2▲ 48×3 topics
  4. Inflammation2▲ 2.5×14 topics
  5. Prenatal Diagnosis1▲ 32×5 topics
  6. Pulmonary Hypertension1▲ 33×2 topics
  7. Assisted Reproductive Technology1▲ 67×1 topic
  8. In Vitro Fertilization1▲ 181×1 topic
  9. Maternal Mortality1▲ 19×2 topics
  10. Bronchopulmonary Dysplasia1▲ 60×1 topic
  11. Hematopoietic Stem Cells1▲ 44×3 topics
  12. Lung Stem Cells1▲ 68×1 topic
  13. Mesenchymal Stem Cells1▲ 33×3 topics
  14. Oxidative Stress1▲ 2.3×2 topics
  15. Placental Development1▲ 60×1 topic
  16. Preeclampsia1▲ 49×1 topic
  17. Public Health1▲ 2.3×8 topics

Which research topics does Willem-Alexander Kinderziekenhuis publish most on?

By volume in 2022–2025: Assisted Reproductive Technology and Twin Pregnancy, Neonatal Respiratory Health Research, Pregnancy and preeclampsia studies and Hematopoietic Stem Cell Transplantation.

Assisted Reproductive Technology and Twin Pregnancy: 1 fractional worksNeonatal Respiratory Health Research: 1 fractional worksPregnancy and preeclamps…1Pregnancy and preeclampsia studies: 1 fractional worksHematopoietic Stem Cell …1Hematopoietic Stem Cell Transplantation: 1 fractional worksInfant Development and Preterm Care: 1 fractional worksPrenatal Screening and Diagnostics: 1 fractional worksImmunodeficiency and Aut…1Immunodeficiency and Autoimmune Disorders: 1 fractional worksChildhood Cancer Survivors' Quality of Life: 1 fractional worksNeonatal and fetal brain pathology: 0 fractional worksChild and Adolescent Health: 0 fractional works
Pediatrics, Perinatology and Child HealthPulmonary and Respiratory MedicineObstetrics and GynecologyHematology2 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Assisted Reproductive Technology and Twin Pregnancy Pediatrics, Perinatology and Child Health 1 works
  2. 2 Neonatal Respiratory Health Research Pulmonary and Respiratory Medicine 1 works
  3. 3 Pregnancy and preeclampsia studies Obstetrics and Gynecology 1 works
  4. 4 Hematopoietic Stem Cell Transplantation Hematology 1 works
  5. 5 Infant Development and Preterm Care Pediatrics, Perinatology and Child Health 1 works
  6. 6 Prenatal Screening and Diagnostics Pediatrics, Perinatology and Child Health 1 works
  7. 7 Immunodeficiency and Autoimmune Disorders Immunology 1 works
  8. 8 Childhood Cancer Survivors' Quality of Life Pediatrics, Perinatology and Child Health 1 works
  9. 9 Neonatal and fetal brain pathology Pediatrics, Perinatology and Child Health 0 works
  10. 10 Child and Adolescent Health General Health Professions 0 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available40.8%not open59.2%

World: 28% of research is openly available.

with international co-authors20.3%domestic only79.7%

World: 19% is written across borders.

How has Willem-Alexander Kinderziekenhuis's research output changed?

Output in 2018–2022 was 1% lower than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Leiden

All research institutions in Leiden

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.