J.E. Geenen

4.6k total citations · 1 hit paper
29 papers, 3.5k citations indexed

About

J.E. Geenen is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, J.E. Geenen has authored 29 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Surgery, 21 papers in Pulmonary and Respiratory Medicine and 9 papers in Oncology. Recurrent topics in J.E. Geenen's work include Gallbladder and Bile Duct Disorders (20 papers), Pediatric Hepatobiliary Diseases and Treatments (10 papers) and Pancreatic and Hepatic Oncology Research (9 papers). J.E. Geenen is often cited by papers focused on Gallbladder and Bile Duct Disorders (20 papers), Pediatric Hepatobiliary Diseases and Treatments (10 papers) and Pancreatic and Hepatic Oncology Research (9 papers). J.E. Geenen collaborates with scholars based in United States and United Kingdom. J.E. Geenen's co-authors include Jack A. Vennes, William C. Meyers, Glen A. Lehman, Nicholas Nickl, R C G Russell, Peter B. Cotton, C Liguory, Walter J. Hogan, J. Toouli and W. J. Dodds and has published in prestigious journals such as JAMA, Gastroenterology and Gut.

In The Last Decade

J.E. Geenen

28 papers receiving 3.4k 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 sphincterotomy complications and their management: an attempt at consensus

1991 2.2k citations Peter B. Cotton, Glen A. Lehman et al. Gastrointestinal Endoscopy profile →

Peers

Countries citing papers authored by J.E. Geenen

Since Specialization

Citations

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

Fields of papers citing papers by J.E. Geenen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J.E. Geenen

This figure shows the co-authorship network connecting the top 25 collaborators of J.E. Geenen. A scholar is included among the top collaborators of J.E. Geenen 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 J.E. Geenen. J.E. Geenen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Therapeutic Pancreatic Endoscopy 1999 ·Endoscopy ·Michael J. Schmalz, J.E. Geenen	7
2	The Role of Sphincter of Oddi Manometry and Biliary Microscopy in Evaluating Idiopathic Recurrent Pancreatitis 1998 ·Endoscopy ·J.E. Geenen, (unknown)	34
3	Treatment of symptomatic distal CBD strictures secondary to chronic pancreatitis (CP): Comparison of single vs multiple, simultaneous endoscopic endoprosthesis 1997 ·Gastrointestinal Endoscopy ·Marc F. Catalano, Sandeep Lahoti, J.E. Geenen, WJ Hogan	2
4	ERCP induced acute pancreatitis: Risk assessment based on diagnostic and specific therapeutic cases 1996 ·Gastrointestinal Endoscopy ·(unknown), J.E. Geenen, (unknown), (unknown), (unknown), WJ Hogan	3
5	Guidewire Fracture During Endoscopic Sphincterotomy 1993 ·Endoscopy ·J. Steven Burdick, Michael J. Schmalz, J.E. Geenen	13
6	Treatment of non-extractable common bile duct stones with combination ursodeoxycholic acid plus endoprostheses 1993 ·Gastrointestinal Endoscopy ·G. Kenneth Johnson, J.E. Geenen, Rama P. Venu, Michael J. Schmalz, Walter J. Hogan	44
7	Endoscopic therapy in patients with pancreas divisum and acute pancreatitis: a prospective, randomized, controlled clinical trial 1992 ·Gastrointestinal Endoscopy ·Jonathan Lans, J.E. Geenen, John F. Johanson, Walter J. Hogan	178
8	Application of Sphincter of Oddi Manometry in Routine Clinical Investigations 1991 ·Endoscopy ·(unknown), (unknown), J.E. Geenen	43
9	Ampullary tumor caused by metastatic renal cell carcinoma 1991 ·Digestive Diseases and Sciences ·Rama P. Venu, P. Rolny, J.E. Geenen, Walter J. Hogan, Richard Komorowski, (unknown)	14
10	Ampullary hamartoma: Endoscopic diagnosis and treatment 1991 ·Gastroenterology ·Rama P. Venu, P. Rolny, J.E. Geenen, Walter J. Hogan, Richard Komorowski	14
11	Endoscopic sphincterotomy complications and their management: an attempt at consensus breakdown → 1991 ·Gastrointestinal Endoscopy ·Peter B. Cotton, Glen A. Lehman, Jack A. Vennes, J.E. Geenen, R C G Russell, William C. Meyers, C Liguory, Nicholas Nickl	2219
12	Effects of morphine on the human sphincter of Oddi. 1988 ·Gut ·J. F. Helm, Rama P. Venu, J.E. Geenen, Walter J. Hogan, W. Jean Dodds, J. Toouli, Ronald C. Arndorfer	104
13	Clinical Experience in 82 Patients with Pancreas Divisum 1988 ·Pancreas ·(unknown), Justin Huntly McCarthy, J.E. Geenen, Walter J. Hogan, Rama P. Venu, W. J. Dodds, G. Kenneth Johnson	78
14	Dysmotility Disturbances of the Biliary Tract: Classification, Diagnosis, and Treatment 1987 ·Seminars in Liver Disease ·W. Michael Hogan, J.E. Geenen, (unknown)	40
15	Chronic recurrent pancreatitis secondary to a submucosal ampullary tumor in a patient with neurofibromatosis 1987 ·Digestive Diseases and Sciences ·Peter J. Kahrilas, Walter J. Hogan, J.E. Geenen, E T Stewart, W. J. Dodds, Ronald C. Arndorfer	10
16	ERCP and endoscopic sphincterotomy in patients with situs inversus 1985 ·Gastrointestinal Endoscopy ·Rama P. Venu, J.E. Geenen, Walter J. Hogan, G. Kenneth Johnson, Andrew Taylor, E T Stewart, Andrew Jackson	21
17	Role of Endoscopic Retrograde Cholangiopancreatography in the Diagnosis and Treatment of Choledochocele 1984 ·Gastroenterology ·Rama P. Venu, J.E. Geenen, Walter J. Hogan, W. J. Dodds, (unknown), E T Stewart, Konrad H. Soergel	78
18	Sphincter of Oddi motor activity: A comparison between patients with common bile duct stones and controls 1982 ·Gastroenterology ·J. Toouli, J.E. Geenen, Walter J. Hogan, W. Jean Dodds, Ronald C. Arndorfer	113
19	Résumé of a seminar on endoscopic retrograde sphincterotomy (ERS) 1981 ·Gastrointestinal Endoscopy ·J.E. Geenen, Jack A. Vennes, S.E. Silvis	99
20	Diabetic diarrhea. A clinical and pathophysiological study. 1969 ·PubMed ·George E. Whalen, Konrad H. Soergel, J.E. Geenen	91

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.

Explore authors with similar magnitude of impact