Christian Ell

13.2k total citations · 3 hit papers
180 papers, 8.9k citations indexed

About

Christian Ell is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Gastroenterology. According to data from OpenAlex, Christian Ell has authored 180 papers receiving a total of 8.9k indexed citations (citations by other indexed papers that have themselves been cited), including 138 papers in Surgery, 105 papers in Pulmonary and Respiratory Medicine and 69 papers in Gastroenterology. Recurrent topics in Christian Ell's work include Esophageal Cancer Research and Treatment (61 papers), Gastric Cancer Management and Outcomes (61 papers) and Esophageal and GI Pathology (61 papers). Christian Ell is often cited by papers focused on Esophageal Cancer Research and Treatment (61 papers), Gastric Cancer Management and Outcomes (61 papers) and Esophageal and GI Pathology (61 papers). Christian Ell collaborates with scholars based in Germany, Italy and France. Christian Ell's co-authors include Andrea May, Liebwin Goßner, Oliver Pech, Lars Nachbar, Hendrik Manner, Manfred Stolte, Andrea May, Thomas Rabenstein, Michael Vieth and Gert Mayer and has published in prestigious journals such as The Lancet, Gastroenterology and Cancer.

In The Last Decade

Christian Ell

171 papers receiving 8.6k 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.

MORTALITY AMONG PATIENTS ADMITTED TO HOSPITALS ON WEEKENDS AS COMPARED WITH WEEKDAYS

2001 711 citations Christian Ell et al. profile →
Long-term results and risk factor analysis for recurrence after curative endoscopic therapy in 349 patients with high-grade intraepithelial neoplasia and mucosal adenocarcinoma in Barrett’s oesophagus

2008 439 citations Oliver Pech, Liebwin Goßner et al. Gut profile →
Long-term Efficacy and Safety of Endoscopic Resection for Patients With Mucosal Adenocarcinoma of the Esophagus

2013 298 citations Oliver Pech, Andrea May et al. Gastroenterology profile →

Peers

Countries citing papers authored by Christian Ell

Since Specialization

Citations

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

Fields of papers citing papers by Christian Ell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Christian Ell. 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 Christian Ell. The network helps show where Christian Ell may publish in the future.

Co-authorship network of co-authors of Christian Ell

This figure shows the co-authorship network connecting the top 25 collaborators of Christian Ell. A scholar is included among the top collaborators of Christian Ell 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 Christian Ell. Christian Ell 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	Endoscopic resection for patients with mucosal adenocarcinoma of the esophagus. 2016 ·PubMed ·Mate Knabe, Andrea May, Christian Ell	0
2	The frequency of lymph node metastasis in early-stage adenocarcinoma of the esophagus with incipient submucosal invasion (pT1b sm1) depending on histological risk patterns 2014 ·Surgical Endoscopy ·Hendrik Manner, Oliver Pech, (unknown), Andrea May, (unknown), Dietmar Lorenz, Annette Fisseler‐Eckhoff, Manfred Stolte, Michael Vieth, Christian Ell	90
3	Efficacy and safety of direct transnasal cholangioscopy with standard ultraslim endoscopes: results of a large cohort study 2013 ·Gastrointestinal Endoscopy ·(unknown), Christian Ell, Jürgen Pohl	29
4	Diagnosing early Barrett’s neoplasia and oesophageal squamous cell neoplasia by bioimpedance spectroscopy in human tissue 2013 ·United European Gastroenterology Journal ·Mate Knabe, Christian Kurz, (unknown), Thomas Velten, Michael Vieth, Hendrik Manner, Christian Ell, Oliver Pech	10
5	Can EUS elastography improve lymph node staging in esophageal cancer? 2012 ·Surgical Endoscopy ·Mate Knabe, E Günter, Christian Ell, Oliver Pech	30
6	Water-aided colonoscopy: a systematic review 2012 ·Gastrointestinal Endoscopy ·Felix W. Leung, Arnaldo Amato, Christian Ell, Shai Friedland, Judith O. Harker, Yu‐Hsi Hsieh, Joseph W. Leung, Surinder Mann, Silvia Paggi, Jürgen Pohl, Franco Radaelli, Francisco C. Ramirez, Rodelei Siao-Salera, Vittorio Terruzzi	101
7	Effects of Systemic Administration of a Local Anesthetic on Pain in Acute Pancreatitis 2011 ·Pancreas ·Peter Layer, (unknown), (unknown), (unknown), (unknown), Axel Dignaß, Christian Ell, Marc Freitag, Jutta Keller	28
8	Endoscopic Resection of Early Esophageal and Gastric Neoplasias 2008 ·Digestive Diseases ·J Pohl, Oliver Pech, Andrea May, Hendrik Manner, Christian Ell	5
9	European Society of Gastrointestinal Endoscopy (ESGE) Guidelines: flexible enteroscopy for diagnosis and treatment of small-bowel diseases 2008 ·Endoscopy ·J Pohl, Michel Delvaux, Christian Ell, G. Gay, Andrea May, Chris J. Mulder, Marco Pennazio, Enrique Pérez-Cuadrado, Peter Vilmann	35
10	Colon explosion during argon plasma coagulation 2008 ·Gastrointestinal Endoscopy ·Hendrik Manner, (unknown), Oliver Pech, Christian Ell, Markus D. Enderle	26
11	Expression of α-methylacyl coenzyme A racemase in the dysplasia carcinoma sequence associated with Barrett’s esophagus 2008 ·Modern Pathology ·S. Scheil-Bertram, Dietmar Lorenz, Christian Ell, (unknown), Annette Fisseler‐Eckhoff	31
12	Ileo-ileal invagination – a cause of recurrent mid-gastrointestinal bleeding: Diagnostic and endoscopic therapy by means of push-and-pull enteroscopy 2007 ·Digestive and Liver Disease ·Andrea May, Michael R. Schoen, Lars Nachbar, M. Stolte, Christian Ell	0
13	Double-balloon enteroscopy (push-and-pull enteroscopy) of the small bowel: feasibility and diagnostic and therapeutic yield in patients with suspected small bowel disease 2005 ·Gastrointestinal Endoscopy ·Andrea May, Lars Nachbar, Christian Ell	273
14	Endoscopic Resection of Superficial Esophageal Squamous-Cell Carcinomas: Western Experience 2004 ·The American Journal of Gastroenterology ·Oliver Pech, Liebwin Goßner, Andrea May, Michael Vieth, Manfred Stolte, Christian Ell	80
15	Severe shock during upper GI endoscopy in a patient with systemic mastocytosis 1999 ·Gastrointestinal Endoscopy ·Dieter Schwab, Martin Raithel, Christian Ell, Eckhart G. Hahn	13
16	Photodynamic ablation of high-grade dysplasia and early cancer in Barrett's esophagus by means of 5-aminolevulinic acid 1998 ·Gastroenterology ·Liebwin Goßner, Manfred Stolte, Ronald Sroka, K. Rick, Andrea May, E G Hahn, Christian Ell	307
17	Invasive Carcinoma in Colorectal Adenomas: Multivariate Analysis of Patient and Adenoma Characteristics 1997 ·Endoscopy ·G. Nusko, Ulrich Mansmann, (unknown), A. Altendorf-Hofmann, H. Groitl, Christian Wittekind, Christian Ell, E. G. Hahn	108
18	Colon Decompression Using an Anatomically Adapted, Large-Caliber Decompression Probe 1996 ·Endoscopy ·Christian Ell	1
19	Memory metal stents for palliation of malignant obstruction of the oesophagus and cardia. 1995 ·Gut ·Andrea May, (unknown), J Hochberger, Liebwin Goßner, Steffen Mühldorfer, Eckart G. Hahn, Christian Ell	59
20	Laser lithotripsy of difficult bile duct stones by means of a rhodamine-6G laser and an integrated automatic stone-tissue detection system 1993 ·Gastrointestinal Endoscopy ·Christian Ell, J Hochberger, Andrea May, Wolfgang E. Fleig, (unknown), Leonardo Méndez-Boo, Eckhart G. Hahn	43

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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