Ilan J.N. Koppen

3.3k total citations · 1 hit paper
61 papers, 2.0k citations indexed

About

Ilan J.N. Koppen is a scholar working on Gastroenterology, Surgery and Pharmacy. According to data from OpenAlex, Ilan J.N. Koppen has authored 61 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 50 papers in Gastroenterology, 36 papers in Surgery and 21 papers in Pharmacy. Recurrent topics in Ilan J.N. Koppen's work include Gastrointestinal motility and disorders (48 papers), Congenital gastrointestinal and neural anomalies (30 papers) and Infant Health and Development (21 papers). Ilan J.N. Koppen is often cited by papers focused on Gastrointestinal motility and disorders (48 papers), Congenital gastrointestinal and neural anomalies (30 papers) and Infant Health and Development (21 papers). Ilan J.N. Koppen collaborates with scholars based in Netherlands, United States and Australia. Ilan J.N. Koppen's co-authors include Marc A. Benninga, Miguel Saps, Mana H. Vriesman, Merit M. Tabbers, Judith Zeevenhooven, Michael Camilleri, Carlos Alberto Velasco Benítez, Faridi S. van Etten‐Jamaludin, Shaman Rajindrajith and Samuel Nurko and has published in prestigious journals such as SHILAP Revista de lepidopterología, Gastroenterology and PEDIATRICS.

In The Last Decade

Ilan J.N. Koppen

58 papers receiving 1.9k citations

Hit Papers

1 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Management of functional constipation in children and adults

2019 283 citations Mana H. Vriesman, Ilan J.N. Koppen et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ilan J.N. Koppen Netherlands	24	1.5k	943	749	273	222	61	2.0k
Niranga Manjuri Devanarayana Sri Lanka	30	1.5k 1.0×	751 0.8×	739 1.0×	429 1.6×	125 0.6×	86	2.0k
Peter L. Lu United States	21	1.4k 1.0×	1.2k 1.3×	334 0.4×	159 0.6×	263 1.2×	43	1.8k
Andrée Rasquin Canada	8	1.1k 0.8×	602 0.6×	551 0.7×	313 1.1×	132 0.6×	15	1.6k
Suzanne M. Mugie Netherlands	13	924 0.6×	692 0.7×	226 0.3×	115 0.4×	215 1.0×	21	1.2k
Nader N. Youssef United States	25	1.5k 1.0×	935 1.0×	591 0.8×	357 1.3×	73 0.3×	75	2.5k
Yan Yiannakou United Kingdom	22	1.1k 0.7×	639 0.7×	154 0.2×	94 0.3×	166 0.7×	57	1.4k
Maartje M. van den Berg Netherlands	14	799 0.5×	615 0.7×	257 0.3×	115 0.4×	125 0.6×	29	1.0k
Jose Cocjin United States	19	595 0.4×	421 0.4×	270 0.4×	270 1.0×	53 0.2×	46	1.1k
Carlo DiLorenzo United States	8	1.1k 0.7×	908 1.0×	362 0.5×	239 0.9×	58 0.3×	20	1.5k
Andrée Rasquin‐Weber Canada	11	587 0.4×	390 0.4×	293 0.4×	212 0.8×	43 0.2×	15	1.1k

Countries citing papers authored by Ilan J.N. Koppen

Since Specialization

Citations

This map shows the geographic impact of Ilan J.N. Koppen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ilan J.N. Koppen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ilan J.N. Koppen more than expected).

Fields of papers citing papers by Ilan J.N. Koppen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ilan J.N. Koppen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ilan J.N. Koppen. The network helps show where Ilan J.N. Koppen may publish in the future.

Co-authorship network of co-authors of Ilan J.N. Koppen

This figure shows the co-authorship network connecting the top 25 collaborators of Ilan J.N. Koppen. A scholar is included among the top collaborators of Ilan J.N. Koppen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ilan J.N. Koppen. Ilan J.N. Koppen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Thapar, Nikhil, et al.. (2025). Prevalence of functional defecation disorders in European children: A systematic review and meta‐analysis. Journal of Pediatric Gastroenterology and Nutrition. 80(4). 580–597. 4 indexed citations

Jonker, C., Marc A. Benninga, Justin R. de Jong, et al.. (2024). Antegrade Continence Enemas for Pediatric Functional Constipation: A Systematic Review. Journal of Pediatric Surgery. 60(1). 161952–161952. 3 indexed citations

Heurn, L.W. Ernest van, et al.. (2024). Long-term Gastrointestinal Sequelae in Children who Underwent Pyloromyotomy for Infantile Hypertrophic Pyloric Stenosis. Journal of Pediatric Surgery. 60(2). 162073–162073. 1 indexed citations

Niemarkt, Hendrik J., Marc A. Benninga, Nanne K.H. de Boer, et al.. (2023). Time to first passage of meconium and defecation frequency preceding necrotizing enterocolitis in preterm infants: a case–control study. European Journal of Pediatrics. 182(9). 3907–3915. 1 indexed citations

Vriesman, Mana H., Peter L. Lu, Marc A. Benninga, et al.. (2023). Long‐Term Outcomes of Antegrade Continence Enemas to Treat Constipation and Fecal Incontinence in Children. Journal of Pediatric Gastroenterology and Nutrition. 77(2). 191–197. 12 indexed citations

Koppen, Ilan J.N., et al.. (2023). An Update of Pharmacological Management in Children with Functional Constipation. Pediatric Drugs. 25(3). 343–358. 23 indexed citations

Vriesman, Mana H., Marc A. Benninga, Karla Vaz, et al.. (2022). Do we need an extra dimension? A pilot study on the use of three‐dimensional anorectal manometry in children with functional constipation. Neurogastroenterology & Motility. 34(10). e14370–e14370. 3 indexed citations

Vriesman, Mana H., Peter L. Lu, Marc A. Benninga, et al.. (2022). Tu1396: A PILOT STUDY COMPARING OUTCOMES AND EXPERIENCES WITH THREE-DIMENSIONAL AND HIGH-RESOLUTION ANORECTAL MANOMETRY IN CHILDREN WITH FUNCTIONAL CONSTIPATION. Gastroenterology. 162(7). S–949. 1 indexed citations

Vriesman, Mana H., et al.. (2020). Outcomes after enterostomies in children with and without motility disorders: A description and comparison of postoperative complications. Journal of Pediatric Surgery. 55(11). 2413–2418. 11 indexed citations

10.

Koppen, Ilan J.N., Mana H. Vriesman, Miguel Saps, et al.. (2018). Prevalence of Functional Defecation Disorders in Children: A Systematic Review and Meta-Analysis. The Journal of Pediatrics. 198. 121–130.e6. 213 indexed citations

11.

Koppen, Ilan J.N., et al.. (2018). Prevalencia de los trastornos funcionales digestivos entre los adolescentes de Buenos Aires, Argentina. Revista de Gastroenterología de México. 83(4). 367–374. 7 indexed citations

12.

Kuizenga‐Wessel, Sophie, Ilan J.N. Koppen, Mana H. Vriesman, et al.. (2017). Attention Deficit Hyperactivity Disorder and Functional Defecation Disorders in Children. Journal of Pediatric Gastroenterology and Nutrition. 66(2). 244–249. 12 indexed citations

13.

Lu, Peter L., Ilan J.N. Koppen, Karen Leonhart, et al.. (2017). Sacral nerve stimulation for constipation and fecal incontinence in children: Long‐term outcomes, patient benefit, and parent satisfaction. Neurogastroenterology & Motility. 30(2). 42 indexed citations

14.

Koppen, Ilan J.N., Peter L. Lu, Desale Yacob, et al.. (2017). The Prognostic Value of Manometry Testing in Children with Constipation Treated with Sacral Nerve Stimulation. Gastroenterology. 152(5). S650–S650. 1 indexed citations

15.

Zeevenhooven, Judith, Ilan J.N. Koppen, & Marc A. Benninga. (2017). The New Rome IV Criteria for Functional Gastrointestinal Disorders in Infants and Toddlers. Pediatric Gastroenterology Hepatology & Nutrition. 20(1). 1–1. 194 indexed citations

16.

Koppen, Ilan J.N., Marc A. Benninga, & Maartje Singendonk. (2017). Motility disorders in infants. Early Human Development. 114. 1–6. 13 indexed citations

17.

Koppen, Ilan J.N., Marc A. Benninga, & Merit M. Tabbers. (2016). Is There A Role for Pre‐, Pro‐ and Synbiotics in the Treatment of Functional Constipation in Children? A Systematic Review. Journal of Pediatric Gastroenterology and Nutrition. 63(S1). S27–35. 30 indexed citations

18.

Koppen, Ilan J.N., et al.. (2016). Transanal Irrigation in the Treatment of Children With Intractable Functional Constipation. Journal of Pediatric Gastroenterology and Nutrition. 64(2). 225–229. 36 indexed citations

19.

Koppen, Ilan J.N., Miguel Saps, Phil G. Dinning, et al.. (2015). Childhood constipation: finally something is moving!. Expert Review of Gastroenterology & Hepatology. 10(1). 141–155. 23 indexed citations

20.

Koppen, Ilan J.N., Laureen A. Lammers, Marc A. Benninga, & Merit M. Tabbers. (2015). Management of Functional Constipation in Children: Therapy in Practice. Pediatric Drugs. 17(5). 349–360. 100 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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