Olaf J. Bakker

10.0k citations

63 papers · 2.9k indexed · 2 hit papers · h-index 25

Surgery top 1%
Oncology top 1%
Pulmonary and Respiratory Medicine top 5%
Emergency Medicine top 1%
Epidemiology

Co-authors: Marc G. Besselink Hjalmar C. van Santvoort Hein G. Gooszen Thomas L. Bollen Marja A. Boermeester Sandra van Brunschot Mark C. van Baal Marco J. Bruno
Topics: Pancreatitis Pathology and Treatment (40 papers)Pancreatic and Hepatic Oncology Research (22 papers)Gastrointestinal disorders and treatments (15 papers)
Cited by: Oncology Surgery Emergency Medicine
Journals: JAMA Gastroenterology PLoS ONE
Partner nations: Netherlands United States Germany

In The Last Decade

Olaf J. Bakker

61 papers receiving 2.9k citations

Hit 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.

Endoscopic Transgastric vs Surgical Necrosectomy for Infected Necrotizing Pancreatitis

2012 463 citations Olaf J. Bakker, Hjalmar C. van Santvoort et al. JAMA profile →
Impact of characteristics of organ failure and infected necrosis on mortality in necrotising pancreatitis

2018 276 citations Nicolien J. Schepers, Olaf J. Bakker et al. Gut profile →

Peers

Countries citing papers authored by Olaf J. Bakker

Since Specialization

Citations

This map shows the geographic impact of Olaf J. Bakker'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 Olaf J. Bakker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Olaf J. Bakker more than expected).

Fields of papers citing papers by Olaf J. Bakker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Olaf J. Bakker. 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 Olaf J. Bakker. The network helps show where Olaf J. Bakker may publish in the future.

Co-authorship network of co-authors of Olaf J. Bakker

This figure shows the co-authorship network connecting the top 25 collaborators of Olaf J. Bakker. A scholar is included among the top collaborators of Olaf J. Bakker 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 Olaf J. Bakker. Olaf J. Bakker 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

#	Work	Indexed citations
1	Short Term Outcomes of a Prospective Registry of Popliteal and Infrapopliteal Endovascular Interventions for Chronic Limb Threatening Ischaemia 2024 ·European Journal of Vascular and Endovascular Surgery ·(unknown),Constantijn E.V.B. Hazenberg,Olaf J. Bakker,(unknown),Bram Fioole,Jan-Willem Hinnen,M.E. Pierie,Gert J. de Borst,Çağdaş Ünlü,(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown),(unknown)	0
2	Optimal timing of cholecystectomy after necrotising biliary pancreatitis 2021 ·Gut ·Nora D. Hallensleben,Hester C. Timmerhuis,Robbert A. Hollemans,(unknown),Janneke van Grinsven,Sandra van Brunschot,Olaf J. Bakker,Rogier van der Sluijs,Matthijs P. Schwartz,Peter van Duijvendijk,Tessa E H Römkens,Martijn W.J. Stommel,Robert C. Verdonk,Marc G. Besselink,Stefan A.W. Bouwense,Thomas L. Bollen,Hjalmar C. van Santvoort,Marco J. Bruno	20
3	Left Subclavian Artery Revascularization for Thoracic Aortic Stentgrafting: Single Center Experience in 101 Patients 2019 ·European Journal of Vascular and Endovascular Surgery ·(unknown),Nabil Saouti,Olaf J. Bakker,Robin H. Heijmen	1
4	Impact of characteristics of organ failure and infected necrosis on mortality in necrotising pancreatitisbreakdown → 2018 ·Gut ·Nicolien J. Schepers,Olaf J. Bakker,Marc G. Besselink,Usama Ahmed Ali,Thomas L. Bollen,Hein G. Gooszen,Hjalmar C. van Santvoort,Marco J. Bruno	276
5	Endoscopic sphincterotomy and cholecystectomy in acute biliary pancreatitis 2015 ·The Surgeon ·David W. da Costa,Nicolien J. Schepers,(unknown),Djamila Boerma,MJ Bruno,Olaf J. Bakker	22
6	Admission Hematocrit and Rise in Blood Urea Nitrogen at 24 h Outperform other Laboratory Markers in Predicting Persistent Organ Failure and Pancreatic Necrosis in Acute Pancreatitis: A Post Hoc Analysis of Three Large Prospective Databases 2015 ·The American Journal of Gastroenterology ·Efstratios Koutroumpakis,Bechien U. Wu,Olaf J. Bakker,Anwar Dudekula,Vikesh K. Singh,Marc G. Besselink,Dhiraj Yadav,Hjalmar C. van Santvoort,David C. Whitcomb,Hein G. Gooszen,Peter A. Banks,Georgios I. Papachristou	111
7	Timing of enteral nutrition in acute pancreatitis: Meta-analysis of individuals using a single-arm of randomised trials 2014 ·Pancreatology ·Olaf J. Bakker,Sandra van Brunschot,Antoni Farré,Colin Johnson,Fotis Kalfarentzos,Brian E. Louie,Attila Oláh,Stephen J. O’Keefe,Maxim S. Petrov,James J. Powell,Marc G. Besselink,Hjalmar C. van Santvoort,Maroeska M. Rovers,Hein G. Gooszen	43
8	Re-interventions Following Laparoscopic Surgery for Colorectal Cancer: Data from 818 Individuals from the Dutch Surgical Colorectal Audit 2014 ·Journal of Laparoendoscopic & Advanced Surgical Techniques ·Sandra Vennix,Olaf J. Bakker,Hubert A. Prins,Daniel J. Lips	11
9	Endoscopic transluminal necrosectomy in necrotising pancreatitis: a systematic review 2014 ·Surgical Endoscopy ·Sandra van Brunschot,Paul Fockens,Olaf J. Bakker,Marc G. Besselink,Rogier P. Voermans,Jan‐Werner Poley,Hein G. Gooszen,Marco J. Bruno,Hjalmar C. van Santvoort	110
10	Surgical Re-interventions Following Colorectal Surgery: Open Versus Laparoscopic Management of Anastomotic Leakage 2013 ·Journal of Laparoendoscopic & Advanced Surgical Techniques ·Sandra Vennix,(unknown),Olaf J. Bakker,Peter B. van den Boezem,Walter J.A. Brokelman,Colin Sietses,Koop Bosscha,Daniel J. Lips,Hubert A. Prins	36
11	Early management of acute pancreatitis 2013 ·Best Practice & Research Clinical Gastroenterology ·Nicolien J. Schepers,Marc G. Besselink,Hjalmar C. van Santvoort,Olaf J. Bakker,Marco J. Bruno	34
12	The role of routine fine-needle aspiration in the diagnosis of infected necrotizing pancreatitis 2013 ·Surgery ·Mark C. van Baal,Thomas L. Bollen,Olaf J. Bakker,Harry van Goor,Marja A. Boermeester,C. Dejong,Hein G. Gooszen,Erwin van der Harst,Casper H.J. van Eijck,Hjalmar C. van Santvoort,Marc G. Besselink	78
13	Video-Assisted Retroperitoneal Debridement (VARD) of Infected Necrotizing Pancreatitis: An Update 2013 ·Current Surgery Reports ·Sandra van Brunschot,Marc G. Besselink,Olaf J. Bakker,Marja A. Boermeester,Hein G. Gooszen,Karen D. Horvath,Hjalmar C. van Santvoort	16
14	Treatment of Necrotizing Pancreatitis 2012 ·Clinical Gastroenterology and Hepatology ·Sandra van Brunschot,Olaf J. Bakker,Marc G. Besselink,Thomas L. Bollen,Paul Fockens,Hein G. Gooszen,Hjalmar C. van Santvoort	84
15	Endoscopic Transgastric vs Surgical Necrosectomy for Infected Necrotizing Pancreatitisbreakdown → 2012 ·JAMA ·Olaf J. Bakker,Hjalmar C. van Santvoort,Sandra van Brunschot,Ronald B. Geskus,Marc G. Besselink,Thomas L. Bollen,Casper H.J. van Eijck,Paul Fockens,Eric J. Hazebroek,Rian M. Nijmeijer,Jan‐Werner Poley,Bert van Ramshorst,Frank P. Vleggaar,Marja A. Boermeester,Hein G. Gooszen,Bas L. Weusten,Robin Timmer,(unknown)	463
16	Extrapancreatic necrosis without pancreatic parenchymal necrosis: a separate entity in necrotising pancreatitis? 2012 ·Gut ·Olaf J. Bakker,Hjalmar van Santvoort,Marc G. Besselink,Marja A. Boermeester,Casper H.J. van Eijck,(unknown),Harry van Goor,Sijbrand Hofker,Usama Ahmed Ali,Hein G. Gooszen,Thomas L. Bollen,(unknown)	94
17	Timing of Cholecystectomy After Mild Biliary Pancreatitis 2012 ·Annals of Surgery ·Mark C. van Baal,Marc G. Besselink,Olaf J. Bakker,Hjalmar C. van Santvoort,Alexander F. Schaapherder,Vincent B. Nieuwenhuijs,Hein G. Gooszen,Bert van Ramshorst,Djamila Boerma	169
18	Richtlijn voor diagnostiek en behandeling van acute appendicitis 2010 ·Nederlandsch tijdschrift voor geneeskunde/Nederlands tijdschrift voor geneeskunde/NTvG-databank ·Olaf J. Bakker,P. M. N. Y. H. Go,J. B. C. M. Puylaert,Geert Kazemier,Hugo A. Heij	5
19	Prediction of common bile duct stones in the earliest stages of acute biliary pancreatitis 2010 ·Endoscopy ·Hjalmar van Santvoort,Olaf J. Bakker,Marc G. Besselink,Thomas L. Bollen,Kathelijn Fischer,Vincent B. Nieuwenhuijs,Hein G. Gooszen,Karel van Erpecum	30
20	Imaging of patients with clinically suspected appendicitis in the Netherlands: conclusions of a survey 2009 ·British Journal of Radiology ·Lodewijk P. J. Cobben,Olaf J. Bakker,J. B. C. M. Puylaert,L.M. Kingma,Johan G. Blickman	9

About Olaf J. Bakker

Olaf J. Bakker is a scholar working on Surgery, Oncology and Emergency Medicine, having authored 63 papers that have together received 2.9k indexed citations. Recurring topics across this work include Pancreatitis Pathology and Treatment (40 papers), Pancreatic and Hepatic Oncology Research (22 papers) and Gastrointestinal disorders and treatments (15 papers). The work is most often cited by research in Oncology (1.8k citations), Surgery (2.8k citations) and Emergency Medicine (410 citations). Olaf J. Bakker has collaborated with scholars based in Netherlands, United States and Germany. Frequent co-authors include Marc G. Besselink, Hjalmar C. van Santvoort, Hein G. Gooszen, Thomas L. Bollen, Marja A. Boermeester, Sandra van Brunschot, Mark C. van Baal, Marco J. Bruno, Usama Ahmed Ali and Casper H.J. van Eijck. Their work appears in journals such as JAMA, Gastroenterology and PLoS ONE.

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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